SOR 1550 Top Mounted Level Switch User Manual
Page 7
Form 865 (11.13) ©SOR Inc.
7/8
Troubleshooting
Symptom
Probable Cause
Float in actuated position but no
output signal.
a. No power supply.
b. Switch damaged. (Replace.)
Float in de-actuated positon but
still receiving an output signal.
a. Switch damaged. (Replace.)
Liquid in vessel at the actuation
level but unit does not respond.
a. Leaky or collapsed float. (Replace.)
b. Liquid specific gravity too low.
c. Float stem bound up or dirty. (Clean.)
d. Float travel is obstructed. Verify float
can move freely and is not obstructed
when installed.
Part Number
Description
3130-091
W9 - SPST Hermetically Sealed Switch Capsule
3130-245
W1 - SPDT Hermetically Sealed Switch Capsule
3130-259
W1 - SPDT Switch/Conduit Connection Assembly (CK Option Only)
3130-107
L9 - SPST Hermetically Sealed Switch Capsule
3130-244
L1 - SPDT Hermetically Sealed Switch Capsule
3130-260
L1 - SPDT Switch/Conduit Connection Assembly (CK Option Only)
3101-122
316SS Float. (Consult factory for other materials.)
3130-396
Actuator Arm Replacement Kit
Replacement Parts
- Adjustable Dead Band Explosion Proof Pressure Switch (4 pages)
- 805QS Pressure Switch-Transmitter (8 pages)
- 805PT Pressure Transmitter (12 pages)
- Big Hermet Explosion Proof, Hermetically Sealed, Pressure Switch (8 pages)
- Bourdon Tube Explosion Proof Pressure Switch (4 pages)
- Dual Hi-Lo Explosion Proof Sealed Pressure Switch (4 pages)
- Explosion Proof (8 pages)
- Explosion Proof (4 pages)
- Explosion Proof Pressure Switch UL/CSA/ATEX (8 pages)
- Mini-Hermet (8 pages)
- Mini-Hermet (4 pages)
- Sub Mini Hermet (4 pages)
- Omni Weatherproof Pressure Switch (4 pages)
- Weatherproof Pressure Switch (4 pages)
- Weatherproof Pressure Switch (2 pages)
- 805PT Pressure Transmitter (8 pages)
- 815DT Smart (24 pages)
- 815PT Smart Pressure Transmitter (24 pages)
- 534CR Pressure Transmitter (8 pages)
- 534HS Two-Wire Pressure Transmitters (12 pages)
- 536CR Low Power Pressure Transmitters (8 pages)
- 536HS Low Power Pressure Transmitters (8 pages)
- 510IM Immersible Transmitter (4 pages)
- 503FR Fixed Range Pressure Transmitter (4 pages)
- 101/121 Differential Pressure Switches (12 pages)
- Dual Opposed Diaphragm (12 pages)
- High Static Operation (8 pages)
- High Static Operation (12 pages)
- Low Pressure Switch Low Range Series 20 (8 pages)
- Low Range (4 pages)
- Single Diaphragm (4 pages)
- Big Hermet (12 pages)
- Direct or Remote Mount Explosion Proof UL/CSA/ATEX (8 pages)
- Side Mounted Level Switches (16 pages)
- Flanged Level Switches (4 pages)
- Sealed Level Switches (8 pages)
- 1510 Side Mounted Level Switch (8 pages)
- 1520 Electric Flow Switch (8 pages)
- 1530 Pneumatic Level Switch (4 pages)
- 1540 Side Mounted Non-Bleed Pneumatic Level Switch (4 pages)
- 1710 Compact Level Switch (8 pages)
- Multi Point RF Level Switch (36 pages)
- Single Point RF Level Switch (12 pages)
- Single Point RF Level Switch (16 pages)