Honeywell LP920 Catalog Page
Pneumatic Temperature Controllers
LP920 Remote Bulb Temperature Controllers
Two-pipe, single temperature, pneumatic temperature controller used to provide proportional control of pneumatic valves and damper actuators in heating and air conditioning systems. Replacement devices are available for Johnson, Powers, Robertshaw, Barber-Colman, and older Honeywell two-pipe pneumatic temperature controller.
• Fahrenheit or Celsius scales for all adjustments.
• Pilot operated for high capacity.
• Direct Acting (DA) and Reverse Acting (RA) models are available.
• Adjustable setpoint and throttling ranges.
• Scales in bold type for high visibility.
• Replaceable filter cartridge.
• Single point or averaging elements.
Dimensions Diagram in inches (millimeters)
5-9/16 (142)
3-1/8 |
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2-3/4 |
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2-11/16
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Airflow Usage: 0.011 scfm (5.2 mL/s)
Maximum Operating Temperature: Element: 230 F, Controller: 150 F (Element: 110 C, Controller: 66 C)
Maximum Storage Temperature: 150 F (66 C) Maximum Safe Operating Pressure: 30 psi (207 kPa)
Throttling Range: Factory set at 10 F with adjustment range of 5 to 25 F
(Factory set at 6K with adjustment range of 3 to 15 K)
Remote Bulb Sensor: yes
Comments: Scale plate is revers ble for F and C applications
Accessories:
315046B-Well, 1/2 NPT Copper, 7 1/2 in. (191 mm) long 315904B-1/2 in. NPT stainless steel Well, 7 5/16 in. (186 mm) long 14001865-001-Filter Cartridge Assembly
14002172-001-Gage Tap repair plug
M18367
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Number |
Scale Range |
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Product Number |
Action |
of Pipes |
(F) |
(C) |
Includes |
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LP920A1005/U |
Direct Acting |
2 |
30 F to 150 F |
-1 C to +66 C |
8 ft (2.4 m) averaging element for duct mounting |
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LP920A1013/U |
Direct Acting |
2 |
30 F to 150 F |
-1 C to +66 C |
3/8 x 5 |
1/4 in. (10 x 133 mm) bulb with 3 in. (76 mm) capillary, |
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well mount |
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LP920A1021/U |
Direct Acting |
2 |
30 F to 150 F |
-1 C to +66 C |
3/8 x 5 |
1/4 in. (10 x 133 mm) bulb with 10 in. (254 mm) capillary, |
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integral duct mount |
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LP920A1039/U |
Direct Acting |
2 |
30 F to 150 F |
-1 C to +66 C |
3/8 x 5 |
1/4 in. (10 x 133 mm) bulb with 5 ft. (1.5 m) capillary, |
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remote duct mount |
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LP920B1037/U |
Reverse Acting |
2 |
30 F to 150 F |
-1 C to +66 C |
3/8 x 5 |
1/4 in. (10 x 133 mm) bulb with 5 ft. (1.5 m) capillary, |
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remote duct mount |
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Typical coil discharge control |
Typical mixed air control |
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COIL |
E.P. |
DAMPER |
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DA |
RELAY |
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OPERATOR |
R.A. |
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COIL |
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M B |
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N.O. |
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O.A. |
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D.A. |
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M |
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N.C. |
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LP920B |
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M |
B |
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M |
B |
LP920A |
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REVERSE ACTING |
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DIRECT ACTING |
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SET 75F (24C) |
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SET 55F (13C) |
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C5400 |
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T.R. 5F (3C) |
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M |
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T.R. 10F (5.5C) |
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C6501 |
<![endif]>Pneumatic
<![if ! IE]><![endif]>Controls
70-6910 |
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663 |
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