Pro1 Iaq 3G-OTH-70492 — Technical Specifications
The PRO1 IAQ T621-2 is a square, push-button digital thermostat for heat-or-cool applications, operating on 18V AC with manual changeover and system settings for Cool, Emergency Heat, Heat, and Off. It features an easy-access battery compartment, Auto-On fan setting, a temperature control range of 44° to 90°F, and a selectable temperature differential of 0.2°F to 2°F. Terminal designations include B, and the thermostat mounts horizontally.
Technical Specifications
| Parameter | Value |
|---|---|
| Type | Manual, B/C/E/G/O/R/W2/Terminal Designations, Auto-On |
| Brand | PRO1 IAQ |
| Shape | Square |
| Voltage | 18V AC |
| Digit Size | Easy Read |
| Application | Heat or Cool |
| Control Type | Push Button |
| Fan Settings | Auto-On |
| Key Features | Easy Access Battery Compartment |
| Changeover Type | Manual |
| System Settings | Cool-Emergency Heat-Heat-Off |
| Mounting Direction | Horizontal |
| Terminal Designations | B |
| Manufacturer Part Number | T621-2 |
| Temperature Differential | 0.2°F to 2°F |
| Temperature Control Range | 44° to 90°F |