Product Features/Benefits
- Indication and Pressure Containing Element design identical to Standard product
- Dial Sizes: 2 -1/2", 3 1/2" (Enclosed in 4 1/2" Enclosure), 4 1/2"
- Can be Purchased with or without Indication
without Indication (Switch Only) will be enclosed in 2 1/2" Enclosure
- Explosion-Proof Design
- CSA Listed to Canadian and US Standard (Switch and transmitter)
- Ranges, Scales, Dial Sizes, Elastomers etc. available are equivalent to Non-Hazardous Location product
- Hermetically Sealed Switch Design
- Aluminum Electrical Enclosure (NEMA 4X optional)
- 1/2" FNPT Conduit with Color Coded Leads; 24" Long
- No Input Power required to operate the switches
- For complete model details See BULLETIN_140, BULLETIN_142
- Installation and Operation Manual (Refer to Hazardous Locations section. Electrical Configurations C & D) ELECIOM_142 and ELECIOM_140
Specifications / Configuration
- Working Pressures Hazardous Locations Model 140:
Aluminum 3000 PSIG; NACE 1625 PSIG
Brass 1500 PSIG
Stainless Steel: 3000 PSIG; NACE 1625 PSIG
- Operating Temp:
Switches: -40°F to +200°F (-40°C to +93°C)
- Configuration Limitations:
No Reverse Process Connections
Wall Mount Feet are Std
When Purchasing order with "3" Bottom connection Option
Connections 1/4" MNPT instead of 1/4" FNPT
Electrical Specifications:
See Bulletin: Specificationsheet_140 Refer to Electrical Configurations C & D
Switch Electrical Specifications: See Bulletin: ELECIOM_140
Mid-West Hazardous Locations Indicating / Non-indicating switch (Electrical Configurations C or D) is intended for use in Division 1 hazardous Locations. Division 1 rated equipment can be used in Division 2 locations.
- 1 or 2 Independently adjustable SPST or SPDT Switches
- Optional Weather-proof NEMA 4X Rated enclosure
- ½”FNPT Conduit Access
- Color Coded 18 Awg. Flying leads
- Chained switch Access Plug
Type |
SPST (Normally Open) |
SPDT |
*Power |
25 Watt |
3 Watt |
Maximum Current |
0.5 Amps |
0.25 Amps |
Maximum Voltage |
240 VAC/VDC |
125 VAC/VDC |
Switch Setting
%Full Scale |
15 to 90 |
15 to 90 |
Hysteresis
Maximum/Nominal |
15% / 8%
Full Scale |
10% / 5% |
Repeatability |
1% Full Scale |
1% Full Scale |
Model 140 Div 1 Hazardous LocationsDocuments
“Piston Type” Hazardous Locations Product
“Diaphragm Type” Hazardous Locations Product