SOR Low Range User Manual
Page 3
Form 492 (11.13) ©SOR Inc.
3/4
Electrical Connection
107AL (weatherproof):
Interrupt electrical power. Remove top cover plate.
Screw terminals are standard. Terminals are identified
C - Common, NO - Normally Open and NC - Normally Closed.
(Use terminal identification on sticker located on the floor of
the housing. Do not use identification on microswitch.)
107EL (explosion proof): Hermetically sealed switching element capsule has
18” - 18 AWG wire leads color coded and marked
C - Common, NO - Normally Open, NC - Normally Closed
and G - Ground (earth). (See below.)
Wire Lead Color Code
See SOR Catalog 459 for reference dimension drawings. For certified dimension
drawings, contact the factory.
Units in hazardous locations-prior to removal from service, make sure
that the work area is declassifi ed. Failure to do so could result in severe
personal injury or substantial property damage.
DPDT (2 SPDT)
SPDT
Blue (C)
Red (NO)
Black (NC)
Yellow (C2)
Orange (NO2)
Brown (NC2)
Blue (C)
Red (NO)
Black (NC)
Green (GND)
Green (GND)
LO
HI
NO 1
NO 2
Differential Pressure
HI
LO
Differential Pressure
- 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)
- 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)
- 1550 Top Mounted Level Switch (8 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)