Dimensions / Technical Data / Order Codes

Transcription

1 Fluid Level / Temperature Indicators / / rder odes Level Gauge SN D Design of Scale Plates Thermometer ptions apillary Tube Thermometer with a dual elsius / Fahrenheit scale up to +80 / +80 F L3 YUR LG F Dial Thermometer with Probe T/T2 (optional) F learance Hole: Ø3 (Ø.5) for / Ø0,5 (Ø.4) for M0 / Ø3,5 (Ø.53) for UN, UNF and UNF S N X S - T Maximum admissible tolerance for the bolt center spacing (dimension ) according to DIN IS 2768-f: ±0,20mm /.008in for all nominal sizes. maximum tank pressures not exceeding 2 bar / 29 PSI 6 nominal sizes from 76 mm / 2.99in to 305mm / 2.00in Display either undivided (SN ) or subdivided by strut(s) into 2 (SN 254) or 3 sections (SN 305) Please see page 5 for alternative nominal sizes and designs. Media ompatibility Suitable for use with Mineral and Petroleum based Housing made of Steel St 2, black epoxy-coated Sight tube and plugs made of Polyamide (P) Sealings made of NR (una-n ) Scale plate made of PV Nominal Size SN 076 SN 27 SN 50 SN 76 SN 254 SN 305 rder odes ( mm /in) (Max.) D F (with T) F (with T2) L , ,5 65,5 265, , ,5 65,5 265, , ,5 65,5 265, , ,5 65,5 265, , ,5 65,5 265, , ,5 65,5 265, SN 27 - S Special sight tube materials for improved UV or chemical resistance and use with special media (such as bio-degradable as well as special sealing materials, e.g. FPM (Viton ), and scale plate materials, e.g. luminium, are available on request. Please see page 5 for alternative housing materials. IP 65 protection rating: Dust tight and protected against water jets (IP 67 on request) perating temperature range: / -22 F F Recommended tightening torque: 8 N m / 5.9 ft lb ccessories / ptions Red / blue capillary tube thermometers with a dual elsius / Fahrenheit scale and a temperature display range of up to +80 / +80 F Dial thermometers with probe and a elsius or a dual elsius / Fahrenheit scale with a temperature display range of up to +00 / +22 F Thermo Switches Temperature Sensors Please see pages 8 and 9 for details. SN Nominal Size SN 076 (nominal size of 76 mm / 2.99in) 076 SN 27 (nominal size of 27 mm / 5.00 in) 27 SN 50 (nominal size of 50 mm / 5.9in) 50 SN 76 (nominal size of 76 mm / 6.93in) 76 SN 254 (nominal size of 254 mm / 0.00 in) 254 SN 305 (nominal size of 305 mm / 2.00 in) 305 Please see page 5 for alternative nominal sizes. Sealing Material NR (una-n ) (standard option) FPM (Viton ) Design of Scale Plate With STUFF logo (standard option) Neutral design without any logo ustom-designed scale plate (please specify) Thermometer ption Supplied without thermometer Red apillary Tube thermometer on scale plate T lue apillary Tube thermometer on scale plate T and a elsius scale up to 00 T and a elsius scale up to 00 T2 and a dual scale up to 00 / 22 F TF T2F and a dual scale up to 00 / 22 F V S N X anjo olt Size Metric IS thread (standard option) 2 Metric IS thread M0 0 thread /2 3 UN U thread /2 20 UNF (special option) U2 thread /2 28 UNF (special option) U3 Thermo Switch / Temperature Sensor ption Supplied without Thermo Switch / Temperature Sensor - Thermo Switch TS-SN/SNK; reak contact (normally closed); quipped with standard connector Thermo Switch TS-SN/SNK; reak contact (normally closed); quipped with connector D Thermo Switch TS-SN/SNK; Make contact (normally open); quipped with standard connector Thermo Switch TS-SN/SNK; Make contact (normally open); quipped with connector D Temperature Sensor ; quipped with connector PT00 Thermo Switches / Temperature Sensors only available for banjo bolt size. Please see pages 8 and 9 for details. Switching Temperature ontact switches at +60 / +40 F 60 ontact switches at +70 / +58 F 70 ontact switches at +80 / +76 F 80 ontact switches at +90 / +94 F 90 nly to be indicated when using a Thermo Switch. ptions T/TF and T2/T2 F are not available for banjo bolt size M0 and not be used in conjunction with Thermo Switches or Temperature Sensors. Please see page 8 for details. 4

2 Special ptions: / Inquiry hecklist Fluid Level / Temperature Indicators maximum tank pressures not exceeding 2 bar / 29 PSI; ideal for custom applications in terms of reservoir capacities and dimensions Nominal Sizes Special sizes beyond the normal of 305 mm / 2 in up to a maximum nominal size of 950 mm / 37.4 in even for small and medium quantities High-precision manufacturing within mm tolerance to customer requirements Design Robust design thanks to one or more struts that subdivide the display into 2 or more sections Positioning of the strut(s) based on engineering considerations and/or according to particular customer requirements of scale plates (only available for nominal sizes smaller than 670 mm / 26.4 in) or by use of a for nominal sizes larger than 670 mm / 26.4 in) Plastic dampening clips to reduce vibration of the sight tube are used for nominal sizes larger than 450 mm / 7.7 in Inquiry hecklist Housing made of Steel, luminium or Stainless Steel Sight tube and plugs made of Polyamide (P) Sealings made of NR (una-n ) Scale plate made of PV Floating element made of Polyamide (P) Special sight tube materials for improved UV or chemical resistance and use with special media (such as bio-degradable as well as special sealing materials, e.g. FPM (Viton ), and scale plate materials, e.g. luminium, are available on request. Please also ask for our special low-temperature versions, suitable for extreme temperatures up to -40 / -40 F. ccessories / ptions apillary tube thermometers with a dual elsius / Fahrenheit scale and a temperature display range of up to +80 / +80 F Dial thermometers with probe and a elsius or a dual elsius / Fahrenheit scale with a temperature display range of up to +00 / +22 F Thermo switches Temperature sensors Please see pages 8 and 9 for details. Level Gauge (Special ptions) SN In case that you require a special property or custom-designed level gauge, please use this checklist to provide us Nominal Size Housing Material Housing Design olt centre distance (in mm) luminium Steel Stainless Steel Regular housing design with positioning of strut(s) based on engineering considerations Please provide additional details / drawing for custom housing designs. anjo olt Size anjo olt Material Sealing Material M0 /2 3 UN /2 20 UNF /2 28 UNF Steel Stainless Steel NR (una-n ) FPM (Viton ) PDM Hydraulic ccessories Level Indication Scale plate (only for nominal sizes smaller than 670 mm / 26.4 in) Scale plate made of PV Scale plate made of luminium With STUFF logo Neutral design without any logo ustom-design (please specify) Without thermometer on scale plate apillary tube thermometer with dual elsius / Fahrenheit scale up to +80 / +80 F Floating element (recommended option for nominal sizes larger than 670 mm / 26.4in) ptions Dial thermometer with probe elsius scale up to +00 Dual scale up to +00 / +22 F Length of probe: 200 mm / 7.87 in Length of probe: 300 mm /.8 in Thermo Switch TS-SN/SNK reak contact; Standard connector reak contact; onnector Make contact; Standard connector Make contact; onnector ontact switches at +60 / +40 F ontact switches at +70 / +58 F ontact switches at +80 / +76 F ontact switches at +90 / +94 F Temperature Sensor 5

3 Fluid Level / Temperature Indicators / / rder odes Level Gauge SNK D onnection Details and lectrical Functions Types and : Industrial standard connector (contact gap: mm /.43in), similar to DIN N / IS 6952 Type Type 33 (.30) 28 (.0) PG9 ~50 (~.97) onnection 3 not engaged SNK- SNK- Dial Thermometer with Probe T/T2 (optional) learance Hole: Ø3 (Ø.5) for / Ø0,5 (Ø.4) for M0 / Ø3,5 (Ø.53) for UN, UNF, UNF ontact Level L3 25 (.98) ontacts close drops below contact level ontacts open drops below contact level Types D and D: Five-pin circular connector, -coded, according to I F 2 onnection not available 28 onnection 2 not engaged (.0) ~55 (~2.7) Table shows dimension for the version with industrial standard connector (types and ) only. Maximum admissible tolerance for the bolt center spacing (dimension ) according to DIN IS 2768-f: ±0,20mm /.008in for all nominal sizes. nalog Signal 24 V D 0 V D with maximum tank pressures not exceeding bar / 4.5PSI 5 nominal sizes from 27 mm / 5.00 in to 305 mm / 2.00 in Display either undivided (SNK ) or subdivided by strut(s) into 2 (SNK 254) or 3 sections (SNK 305) Media ompatibility Suitable for use with Mineral and Petroleum based Housing made of luminium, plastic coated Sight tube and plugs made of Polyamide (P) Float made of Polyamide (P) Sealings made of FPM (Viton ) Nominal Size SNK 27 SNK 50 SNK 76 SNK 254 SNK 305 rder odes ( mm /in) 2 (Max.) D F (with T) F (with T2) L ,5 ~ , 5,5 57,5 257, ~ ~ ~ ,5 ~ , 5,5 57,5 257, ~ ~ ~ ,5 ~ , 5,5 57,5 257, ~ ~ ~ ,5 ~ , 5,5 57,5 257, ~ ~ ~ ,5 ~ , 5,5 57,5 257, ~ ~ ~2.36 SNK 27 V Special sight tube materials for improved UV or chemical resistance and use with special media (such as bio-degradable as well as special sealing materials are available on request. contact level within 60mm / 2.36in of lower banjo bolt vailable as a break contact (normally closed) or make contact (normally open) ither equipped with industrial standard connector (types Direction of the electrical contact box (right / left) can be chosen when assembling the electrical contacts (types / D) or is right by default (types D / D) ontact ratings: max. 0 W (types / D) or 5 W (types / D) Switching voltage: max. 50 V /D Switching current: max. 0,25 IP 65 protection rating: Dust tight and protected against water jets (IP 67 on request) perating temperature range: / -22 F F Recommended tightening torque: 8 N m / 5.9 ft lb Minimum lateral distance to other magnetic components and cables: 0 mm /.39 in ccessories / ptions Dial thermometers with probe and a elsius or a dual elsius / Fahrenheit scale with a temperature display range of up to +00 / +22 F Thermo Switches Temperature Sensors Please see pages 8 and 9 for details. 6 Level Gauge with visual / electrical SNK Nominal Size SNK 27 (nominal size of 27 mm / 5.00 in) 27 SNK 50 (nominal size of 50 mm / 5.9in) 50 SNK 76 (nominal size of 76 mm / 6.93in) 76 SNK 254 (nominal size of 254 mm / 0.00 in) 254 SNK 305 (nominal size of 305 mm / 2.00 in) 305 onsult STUFF for alternative nominal sizes and designs. Sealing Material FPM (Viton ) lectrical Function reak contact, opens at contact level (normally closed); quipped with standard connector reak contact, opens at contact level (normally closed); quipped with connector Make contact, closes at contact level (normally open); quipped with standard connector Make contact, closes at contact level (normally open); quipped with connector Thermometer ption Supplied without thermometer and a elsius scale up to 00 T and a elsius scale up to 00 T2 and a dual scale up to 00 / 22 F TF T2F and a dual scale up to 00 / 22 F V D D anjo olt Size Metric IS thread (standard option) 2 Metric IS thread M0 0 thread /2 3 UN U thread /2 20 UNF (special option) U2 thread /2 28 UNF (special option) U3 Thermo Switch / Temperature Sensor ption Supplied without Thermo Switch / Temperature Sensor - Thermo Switch TS-SN/SNK; reak contact (normally closed); quipped with standard connector Thermo Switch TS-SN/SNK; reak contact (normally closed); quipped with connector D Thermo Switch TS-SN/SNK; Make contact (normally open); quipped with standard connector Thermo Switch TS-SN/SNK; Make contact (normally open); quipped with connector D Temperature Sensor ; quipped with connector PT00 Thermo Switches / Temperature Sensors only available for banjo bolt size. Please see pages 8 and 9 for details. Switching Temperature ontact switches at +60 / +40 F 60 ontact switches at +70 / +58 F 70 ontact switches at +80 / +76 F 80 ontact switches at +90 / +94 F 90 nly to be indicated when using a Thermo Switch. ptions T/F and T2/F are not available for banjo bolt size M0 and not be used in conjunction with Thermo Switches or Temperature Sensors. Please see page 8 for details.

4 / / rder odes Fluid Level / Temperature Indicators onnection Details and lectrical Functions Level Gauge (ompact Design) SNKK 7 (.28) Type DD: Five-pin circular connector, -coded, according to I ~55 (~2.7) 26 (.02) ontact opens and contact closes s level drops below contact level D Pin assignment at empty reservoir (default setting at point of delivery) ontact Level L3 Dial Thermometer with Probe T/T2 T2 (optional) 2 F learance Hole: Ø3 (Ø.5) for / Ø0,5 (Ø.4) for M0 / Ø3,5 (Ø.53) for UN, UNF and UNF 40 mm /.57 in in comparison with Level Gauges SNK Nominal Size SNKK 27 SNKK 50 SNKK 76 SNKK 254 SNKK 305 rder odes ( mm /in) 2 (Max.) D F (with T) F (with T2) L ,5 ~ , 5,5 57,5 257, ~ ~ ~ ,5 ~ , 5,5 57,5 257, ~ ~ ~ ,5 ~ , 5,5 57,5 257, ~ ~ ~ ,5 ~ , 5,5 57,5 257, ~ ~ ~ ,5 ~ , 5,5 57,5 257, ~ ~ ~2.36 SNKK 27 V - DD with maximum tank pressures not exceeding bar / 4.5 PSI; ideal for applications in which space is limited 5 nominal sizes from 27 mm / 5.00 in to 305 mm / 2.00 in ompact design allows space-saving installation: lways 40 mm /.57 in shorter than Level Gauges SNK of the comparable nominal size Display either undivided (SNKK ) or subdivided by strut(s) into 2 (SNKK 254) or 3 sections (SNKK 305) Media ompatibility Suitable for use with Mineral and Petroleum based Level Gauge with visual / electrical SNKK Nominal Size SNKK 27 (nominal size of 27 mm / 5.00 in) 27 SNKK 50 (nominal size of 50 mm / 5.9 in) 50 SNKK 76 (nominal size of 76 mm / 6.93 in) 76 SNKK 254 (nominal size of 254 mm / 0.00 in) 254 SNKK 305 (nominal size of 305 mm / 2.00 in) 305 onsult STUFF for alternative nominal sizes and designs. Sealing Material FPM (Viton ) lectrical Function SPDT (Single Pole Double Throw) contacts, contact opens and contact closes at DD contact level; quipped with connector Thermometer ption Supplied without thermometer and a elsius scale up to 00 T and a elsius scale up to 00 T2 and a dual scale up to 00 / 22 F TF T2F and a dual scale up to 00 / 22 F V anjo olt Size Metric IS thread (standard option) 2 Metric IS thread M0 0 thread /2 3 UN U thread /2 20 UNF (special option) U2 thread /2 28 UNF (special option) U3 Thermo Switch / Temperature Sensor ption Supplied without Thermo Switch / Temperature Sensor - reak ontact, opens at contact level (normally closed); quipped with standard connector reak ontact, opens at contact level (normally closed); quipped with connector D Make ontact, closes at contact level (normally open); quipped with standard connector Make ontact, closes at contact level (normally open); quipped with connector D Temperature Sensor ; quipped with connector PT00 Thermo Switches / Temperature Sensors only available for banjo bolt size. Please see pages 8 and 9 for details. Switching Temperature ontact switches at +60 / +40 F 60 ontact switches at +70 / +58 F 70 ontact switches at +80 / +76 F 80 ontact switches at +90 / +94 F 90 nly to be indicated when using a Thermo Switch. ptions T/F and T2/F are not available for banjo bolt size M0 and not be used in conjunction with Thermo Switches or Temperature Sensors. Please see page 8 for details. Housing made of luminium, plastic coated Sight tube and plugs made of Polyamide (P) Float made of Polyamide (P) Sealings made of FPM (Viton ) Special sight tube materials for improved UV or chemical resistance and use with special media (such as bio-degradable as well as special sealing materials are available on request. contact level within 60 mm / 2.36 in of lower banjo bolt vailable as a SPDT (Single Pole Double Throw) contact Direction of the electrical contact box is right to top by default IP 67 protection rating: Dust tight and protected against powerful water jets; even immersion (up to m / 3.28 ft) and time (IP 69K on request ) perating temperature range: / -22 F F Recommended tightening torque: 8 N m / 5.9 ft lb Minimum lateral distance to other magnetic components and cables: 0 mm /.39 in ccessories / ptions Dial thermometers with probe and a elsius or a dual elsius / Fahrenheit scale with a temperature display range of up to +00 / +22 F Thermo Switches Temperature Sensors Please see pages 8 and 9 for details. Hydraulic ccessories 7

5 Fluid Level / Temperature Indicators / / rder odes Thermo Switch TS onnection Details and lectrical Functions Types and : Industrial standard connector (contact gap: 9,4 mm /.37 in), similar to DIN N / IS (.39) 5 (4.53) 7 (.67) 25,5 (.00) 5,6 (.6) PG7 34 (.34) Types D and D: Five-pin circular connector, -coded, according to I Thermostat able 2 Ground able Thermostat able 38 (.50) 48 (.89) 8 (.7) 5,5 (.6) 5 (2.0) nalog 24 V D Signal 0 V D onnection not available onnection 2 not engaged rder odes Fluid temperature measurement in conjunction with STUFF Level Gauges SN, SNK and SNKK Installation Replaces the lower banjo bolt of the Level Gauge vailable for bolt size only learance hole: Ø3 mm / Ø.5 in Metal parts made of Steel (.078) reaches the respective switching temperature vailable with switching temperatures of +60 / +40 F, +70 / +58 F, +80 / +76 F or +90 / +94 F (with a switching tolerance of ±5 / ±9 F and a hysteresis of 35 / 63 F) vailable as a break contact (normally closed) or make contact (normally open) ither equipped with industrial standard connector (types In conjunction with Level Gauge SN In conjunction with Level Gauge SNK In conjunction with Level Gauge SNKK Maximum voltage: 250 V, 2,5 (,6), 50 Hz Maximum current at 2000 operations: 4,0 at cos = 4,45 / 250 V, 35 Maximum current at 0000 operations: 2,5 at cos =,00 / 250 V, 50 Minimum current: 20 m Maximum voltage: 42 V ( mm /in) TS - SN/SNK 60 Thermo Switch TS for use with Level Gauges SN, SNK and SNKK TS-SN/SNK lectrical Function reak contact, opens at switching temperature (normally closed); quipped with standard connector reak contact, opens at switching temperature (normally closed); quipped with connector Make contact, closes at switching temperature (normally open); quipped with standard connector Make contact, closes at switching temperature (normally open); quipped with connector Switching Temperature ontact switches at +60 / +40 F 60 ontact switches at +70 / +58 F 70 ontact switches at +80 / +76 F 80 ontact switches at +90 / +94 F 90 D D Dial Thermometer with Probe s T/T2 33 (.30) SW3 (Hex.5) T: 200 (7.87) T2: 300 (.8) with STUFF Level Gauges SN, SNK and SNKK Probe lengths of 200 mm / 7.87in or 300mm /.8 in Scale diameter of 33 mm /.30 in Please consult STUFF for special versions. 8 Scale ptions elsius scale of (types T / T2) Dual elsius / Fahrenheit scale of up to +00 / +22 F (types TF / T2F) Probe made of Stainless Steel V4 (.457) IP 65 protection rating: Dust tight and protected against water jets Installation Requires a special banjo bolt (with internal M8 port for the dial thermometer with probe) to replace the lower standard banjo bolt of the Level Gauge Use suitable wrench (SW3 / Hex.5) to fasten; turning on the body itself may damage the product Please note that Dial Thermometers with Probe can only be ordered in conjunction with Level Gauges SN, SNK and SNKK. Please see page 4 to 7 for details.

6 / / rder odes Fluid Level / Temperature Indicators onnection Details and lectrical Functions Temperature Sensor Four-pin circular connector, -coded, according to I (.55) SW6 (Hex.63) 20 (.79) SW6 (Hex.63) Hydraulic ccessories 6 (.24) 89 (3.50) Pin ssignment (.24) rder odes Temperature Sensor PT00 In conjunction with Level Gauge SN In conjunction with Level Gauge SNK In conjunction with Level Gauge SNKK ( mm /in) 43,5 45, perating temperature range (for the connector area): / -3 F F IP 68 protection rating: Dust tight and protected against powerful water jets; even immersion (beyond m / 3.28 ft) and time Fluid temperature measurement in conjunction with STUFF Level Gauges SN, SNK and SNKK; nalysis of signals with -D Display / valuation Unit, - Signal onverter or system-sided Installation Replaces the lower banjo bolt of the Level Gauge vailable for bolt size only learance hole: Ø3 mm / Ø.5 in Metal parts (inclu of Stainless Steel V2 (.4305) Measuring temperature range: / -40 F F Platinum mesuring element PT00 according to DIN N 6075, class ccuracy: ±(0,5 K + 0,002 x t ) Max. contact current: 2,0m quipped with four-pin circular connector with gold-plated contacts rder odes Temperature Sensor with Direct Installation Set Type -T - T - max. 8 (.3) SW8 (Hex.7) Temperature Sensor PT00 28 (.0) 6 (2.40) Direct daptor Direct installation set including screw nut, gasket, front ring and -ring T Sealing Material NR (una-n ) (standard option) FPM (Viton ) PDM The direct installation set can also be used in conjunction with Thermo Switches TS (see page 8). Please consult STUFF for further information. V Fluid-affected parts made of Stainless Steel V2 (.4305) screw nut made of Steel, zinc-plated Front ring made of Stainless Steel V2 (.4305) -ring and gasket made of NR (una-n ) (standard option), FPM (Viton ) or PDM Please see top of this page for Technical Details and Level Gauges SN, SNK and SNKK; nalysis of signals with -D Display / valuation Unit, - Signal onverter or system-sided Installation Installation to the outer wall of the reservoir or gearbox ompact design and easy installation learance hole: Ø3 mm / Ø.5 in 9

7 Fluid Level / Temperature Indicators / / rder odes Display / valuation Unit -D LD s Ø34 (Ø.34) Programming button 48 (.89) Display 60 (2.36) x 93 (3.66) G/2 6,5 (.65) SW 30 (Hex.8) onnector x for temperature sensor PT00; cable (0,6 m /.97 ft) included in set evaluation in conjunction with STUFF Temperature Sensor Features onnection of temperature sensor as 4-wire sensor Display of the current system temperature in or F with 4-digit alpha-numeric display Measuring temperature range: / -40 F F (may be limited by connected sensor) Generation of 2 output signals according to parameter setting: Switching output - normally open / closed (programmable) nalog output m or V (scaleable) Provision of process data via I-Link.0 (38.4 kaud) Designed for bi-directional connection perating voltage: V D urrent rating: 250 m Voltage drop: <2 m Response time of switching output: 30 ms nalog output: m or V (scaleable) ccuracy of switching output: ±0,3 / ±.54 F ccuracy of analog output: ±0,3 / ±.54 F ccuracy of display: ±0,3 / ±.54 F Resolution of switching output: 0, /.8 F Resolution of analog output: 0, /.8 F Resolution of display: 0, /.8 F Short-circuit protection (pulsed) Protection against reverse polarity and overload quipped with four-pin circular connector with gold-plated contacts IP 67 protection rating: Dust tight and protected against powerful water jets; even immersion (up to m / 3.28 ft) in water is possible under perating temperature range: / -3 F F rder odes ST--D omplete set of Display / valuation Unit for use with Temperature Sensor ST--D omplete sets include the following components: Display / valuation Unit -D able with plug / socket (0,6 m /.97 ft) xternal power supply unit V ( Hz) / 200 m User manual (D-RM) ll components included in the complete set are also available as single parts. onsult STUFF for further information. Signal onvertor - rder odes onnector for voltage supply and output signals x 25 (.98) 8 (.7) TS - SN/SNK - PT00- LD s onnector for temperature sensor PT00 52 (2.05) x 22 (.87) Signal onvertor for use with Temperature Sensor - Signal convertor for use with STUFF Temperature Sensor Features onverts the measured signal into a proportional analog signal: nalog output m (scaleable) Measuring temperature range (factory setting): / -58 F F Provision of process data via I-Link.0 (38.4 kaud) Designed for bi-directional connection 0 perating voltage: V D nalog output: m (scaleable) Rise time analog output: 400 ms ccuracy of analog output: Short-circuit protection (pulsed) Protection against reverse polarity and overload quipped with four-pin circular connector with gold-plated contacts IP 67 protection rating: Dust tight and protected against powerful water jets; even immersion (up to m / 3.28 ft) in water is possible under perating temp. range: / -3 F F

8 / / rder odes Fluid Level / Temperature Indicators Metal Sight Glasses SLW Hex ØD Thread G rder ode Thread G ( mm /in) Max. perating ØD Hex Pressure ( bar /PSI) SLW - 04 /4 8 NPT 8,6.34 6,0.63 4,8.9 6, SLW /8 8 NPT,2.44 8,3.72 5,6.32 9, SLW - 08 /2 4 NPT 4,2.56 9,8.78 5, , SLW - 2 3/4 4 NPT 9,.75 23,9.94 8,.32 26, SLW - 6 -/2 NPT 23,9.94 3,8.25 8,.32 35, SLW /4 -/2 NPT 30,5.20 3,0.22 0,4.4 44, SLW /2 -/2 NPT 36,6.44 3,0.22 0,4.4 50, SLW /2 NPT 47,8 32,5 0,4 63, Thread sizes from /4 8 NPT to 2 -/2 NPT S thread available on request Housings made of Steel, electroless nickel plated Hermetically sealed prism lenses made of Glass onsult STUFF for alternative materials. Max. operating temperature: +260 / +500 F Plastic Sight Glasses LG Hydraulic ccessories Hex ØD2 ØD Thread G rder ode Thread G ( mm /in) ØD ØD2 Hex LG - U08 - P - P LG - U2 - P - P LG - U6 - P - P LG - U20 - P - P 3/4 6 UNF -/6 2 UNF -5/6 2 UNF -5/8 2 UNF , ,9 5, ,9 5, ,9 5, Thread sizes from 3/4 6 UNF to -5/8 2 UNF S thread available on request Housings made of Polyamide (TR-90-UV) Sealings made of NR (una-n ) onsult STUFF for alternative materials. perating temp. range: / -22 F F