T-Series NEMA 4X Watertight Temperature Switch
The Ashcroft® T4 NEMA 4X temperature switch is designed for use in virtually all OEM and industrial applications. With temperature ranges from -40°F to 750°F, the T4 delivers outstanding repeatability, this switch is ideal for temperature control, shutdown or alarm operations. The T4 switch is SIL 3 Capable for safety applications.
Key Features:
- Choice of temperature ranges (from -40° to 750°F)
- Multiple Switch options with SPDT or DPDT Switch configurations
- Fixed or limited adjustable deadband
- Direct or remote reading thermal systems
- Adjustable setpoints from 0%-100% of range
- Internal set point locking screw
- Wide selection of switch elements
- UL, CSA and 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
Specifications
Certifications & Approvals
Data Sheets & Instruction Manuals
Drawings & Product/Technical Information
Setpoint Repeatability (Accuracy)
±1% of span (Additional setpoint shift of ±1% of range per 50°F from initial setpoint set at 70°F typical)
Switch output
SPDT or 2 SPDT acting as DPDT
Setpoint
Single setpoint - Factory set or field adjustable
Deadband
Fixed or limited adjustable
Enclosure Ratings
NEMA 4X / IP66
Enclosure Material
Explosion: epoxy coated aluminum
Pressure Connection
Direct Mount: ½ NPT Male
Remote Mount: ½ NPT Male Bushing (XBX) (OPT.)
Pressure Ranges
-40°F to 60°F through 500°F to 750°F
Electrical Termination
3/4 NPT Female conduit connection
½ NPT Female, M20 X 1.5 (OPT.)
Direct Mount
Stem lengths from 2¾˝ to 24˝
Remote Mount
Capillary lengths from 5´ to 25´ (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
