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Ashcroft
Ashcroft P Series Temperature Switch
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Parámetros clave
Measuring range
Temperature ranges from −40 °F to 750 °F (−40 °C to 400 °C) depending on thermal system
Accuracy
Setpoint repeatability ±1% of span
Output
SPDT or 2×SPDT snap-acting micro switches; wide element selection
Process connection
Direct mount ½ NPT male stem; remote mount ½ NPT male bushing optional
Electrical connection
¾ NPT female
Wetted parts
Direct: 316 SS stem; Remote: 316 SS bulb/capillary, 302 SS spiral armor
| Parámetro | Valor |
|---|---|
| Measuring range | Temperature ranges from −40 °F to 750 °F (−40 °C to 400 °C) depending on thermal system |
| Accuracy | Setpoint repeatability ±1% of span |
| Output | SPDT or 2×SPDT snap-acting micro switches; wide element selection |
| Process connection | Direct mount ½ NPT male stem; remote mount ½ NPT male bushing optional |
| Electrical connection | ¾ NPT female |
| Wetted parts | Direct: 316 SS stem; Remote: 316 SS bulb/capillary, 302 SS spiral armor |
| Protection | NEMA 7 & 9, IP66 explosion-proof |
| Ambient temperature | Suitable for Class I Div 1 Groups B,C,D and Class II Div 1 Groups E,F,G |
| Approvals | UL; CSA; CE; UKCA |
| Setpoint | Single or dual independently adjustable setpoints; adjustable 0–100% of range |
| Enclosure Material | Epoxy-coated aluminum |
| Process Temperature | Direct stem lengths 2¾ in to 12 in; remote capillary 5–25 ft in 5 ft increments |
| Deadband | Fixed or adjustable depending on PTA/PTD/PTS function |
| Special Features | Dual-chamber design allows setpoint adjustment with power connected; hermetically sealed switch options |