T-Series NEMA 7/9 Explosion Proof Temperature Switch
The AshcroftĀ® T7 NEMA 7/9 explosion proof temperature Switch is designed for use in hazardous applications. With temperature ranges from -40Ā°F to 750Ā°F, the T7/9 delivers outstanding repeatability, this switch is ideal for temperature control, shutdown or alarm operations. The T7 switch is SIL 3 Capable for safety applications.
Key Features:
- Choice of temperature ranges
- Adjustable setpoint from 0%-100% of range
- Fixed or limited adjustable deadband
- Direct or remote reading thermal systems
- Explosion-proof enclosure ensures uncompromising protection
- External locking screw (ATEX / IECEx approval only)
- Wide selection of switch element
- UL, CSA, ATEX and IECEx hazardous approvals
- CE approved
- SIL 3 Capable
Applications:
Process Market:
- Offshore Oil Rigs
- Chemical and Petrochemical Plants
- Pulp and Paper Mills
- Power Plants
- Steel Mills
- Water and Sewage Treatment Facilities
Industrial Market:
- Pumps, Compressors and Turbines
- Boilers and Burners
- Degreasers and Evaporators
- Recovery Systems
- Reverse Osmosis Systems / Filters
- Food Processing
- Ground Support Equipment
- Hydraulic and Lubrication Systems
- Heating and Air Conditioning
- Marine Equipment
- Specialized OEM Equipment
Product Information
Specifications
- Accuracy
- Ā±1% of span
- Setpoint Repeatability (Accuracy)
- Ā±1% of span (Additional setpoint shift of Ā±1% of range per 50Ā°F from initial setpoint set at 70Ā°F typical)
- Switch output
- SPDT or 2 SPDT acting as DPDT
- Setpoint
- Dual setpoint, fixed deadband
- (Setpoints - factory set or field adjustable)
- Single setpoint, adjustable deadband
- Single setpoint, fixed deadband
- Deadband
- Fixed or limited adjustable
- Enclosure Ratings
- NEMA 7/9, IP66
- Enclosure Material
- Epoxy coated aluminum
- Pressure Connection
- Direct Mount: Ā½ NPT Male
- Remote Mount: Ā½ NPT Male Bushing (XBX) (OPT.)
- Electrical Termination
- 1/2 NPT Female M20x1.5 (OPT.)
- 3/4 NPT Female conduit connection
- Direct Mount
- Stem lengths from 2Ā¾Ė to 24Ė
- Remote Mount
- Capillary lengths from 5Ā“ to 25Ā“ (5 ft. increments) Consult Factory for longer lengths
- Wetted Material
- Direct Mount: 316 Stainless steel
- Remote Mount: Bulb capillary: 316 Stainless steel
- Spiral armor: 302 Stainless steel
- Pressure Ranges
- -40Ā°F to 60Ā°F through 500Ā°F to 750Ā°F
