Featuring a dual setpoint, this thermostat combines with direct-acting outputs: 15 psig for day and 22 psig for night operation. Additionally, it ensures proportional control of pneumatic valves and dampers in HVAC/R systems across a 55 to 85°F (13 to 29°C) temperature range.
Featuring a dual setpoint, this thermostat combines with direct-acting outputs: 15 psig for day and 22 psig for night operation. Additionally, it ensures proportional control of pneumatic valves and dampers in HVAC/R systems across a 55 to 85°F (13 to 29°C) temperature range.
Caractéristiques
| 15 PSIG Supply Pressure | Dial range: 55 to 85°F Control action: Direct Cover legend: Day |
| 20 PSIG Supply Pressure | Dial range: 55 to 85°F Control action: Direct Cover legend: Night |
| Thermostat | Proportional two pipe type. Two pressure Day/Night thermostats switch between two bimetal sensors |
| Sensing element | Two bimetals |
| Control dial range | Two independent with stops |
| Throttling range | Independently adjustable for each setpoint dial 2 to 10°F/10 psi change in branch line pressure, factory set at 4°F/10 psi |
| Output air signal | 0.5 psig (3.4 kPa) to supply air -0.5 psig (-3.4 kPa) |
| Supply Air Pressure | Requires: 15 and 22 psig (103 and 152 kPa) dual pressure Maximum: 30 psig (207 kPa) Clean, oil-free, dry air required (reference EN-123). |
| Controlled Device Action | Normally closed |
| Environmental Conditions | Operating temperature: 20 to 115°F (-7 to 46°C) Operating humidity: 10 to 98% R.H., non-condensing Shipping temperature: -40 to 150°F (-40 to 65°C) Shipping humidity: 0 to 98% R.H., non-condensing |
| Application | Cooling with day/night |
| 15 PSIG Supply Pressure | Dial range: 55 to 85°F Control action: Direct Cover legend: Day |
| 20 PSIG Supply Pressure | Dial range: 55 to 85°F Control action: Direct Cover legend: Night |
| Thermostat | Proportional two pipe type. Two pressure Day/Night thermostats switch between two bimetal sensors |
| Sensing element | Two bimetals |
| Control dial range | Two independent with stops |
| Throttling range | Independently adjustable for each setpoint dial 2 to 10°F/10 psi change in branch line pressure, factory set at 4°F/10 psi |
| Output air signal | 0.5 psig (3.4 kPa) to supply air -0.5 psig (-3.4 kPa) |
| Supply Air Pressure | Requires: 15 and 22 psig (103 and 152 kPa) dual pressure Maximum: 30 psig (207 kPa) Clean, oil-free, dry air required (reference EN-123). |
| Controlled Device Action | Normally closed |
| Environmental Conditions | Operating temperature: 20 to 115°F (-7 to 46°C) Operating humidity: 10 to 98% R.H., non-condensing Shipping temperature: -40 to 150°F (-40 to 65°C) Shipping humidity: 0 to 98% R.H., non-condensing |
| Application | Cooling with day/night |
