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WT-4002-MFR Johnson Controls Thermostat
Wireless Pneumatic to Direct Digital Control ( DDC ) Thermostat, Two Pipe, Direct Acting/ Reverse Acting Dual Control Action, Fahrenheit Display, Dual Barbed Fittings for 5/32″ or 1/4″, 32 to 99 Degree Temperature Range; can be configured in the field for stand-alone applications
| WT-4000 Series Pneumatic-to-DDC Room Thermostats | |
| Thermostat Type | Two-pipe |
| Control Action | DA/RA dual control action |
| Temperature Element Type | Advanced piezoelectric air valve |
| Air Connections | Dual barbed fittings for 5/32 or 1/4 in. (4 or 6 mm) O.D. polytubing |
| Sensitivity | Adjustable from 1 to 5 psi/F° (13 to 65 kPa/C°); factory set at approximately 2 psi/F° (26 kPa/C°) |
| Flow Capacity | 699 scim (191 mL/s) at 14 psi (96 kPa) |
| Air Consumption | None |
| Supply Pressure | Range: 12 to 18 psig (83 to 124 kPa) nominal; 30 psig (207 kPa) maximum Note: The air supply must be clean, dry, and oil-free. |
| Accuracy: 1.5% of full scale | |
| Setpoint Range | Adjustable up to ±14F° (±8.4C°); factory set at ±3F° (±1.8C°) |
| Temperature Measurement | Range: 32 to 99°F (0 to 37°C) |
| Accuracy: ±1.0F° (±0.6C°) | |
| Power Requirements | Internal: Four 3.6 VDC, 2700mAh, size AA lithium batteries; typical battery life up to 4 years |
| External: Minimum 3.1 to maximum 12 VDC via screw terminal | |
| Wireless Band | Direct-sequence, spread-spectrum, 2.4 GHz ISM band |
| Operating Frequency Range | 2,405 to 2,475 MHz |
| Channels | Quantity: 15 |
| Spacing: 5 MHz | |
| Transmissions | Power: 18 dBm maximum |
| Rate: 250 Kbits per second | |
| Ambient Conditions | Operating: 41 to 99°F (5 to 37°C), 5 to 95% RH, noncondensing |
| Storage: -40 to 185°F (-40 to 85°C), 5 to 95% RH, noncondensing | |
| Materials | White ABS plastic housing |
| Compliance | United States: Transmission Complies with FCC Part 15.247 Regulations for Low Power Unlicensed Transmitters Transmitter FCC Identification: HSW-Z2430HPA RoHS compliant (EU Directive 2002/95/EC) |
| Canada: Industry Canada IC: 4492A-Z2430HPA | |
| Shipping Weight | 0.75 lb (0.34 kg) excluding batteries and packaging |
| Weight | 1 lbs |
|---|---|
| Dimensions | 7 × 8 × 3 in |
| Manufacturer | |
| Part Number | WT-4002-MFR |
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