440
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Discontinued - Replaced By: 444
Part of the Boiler and Mixing Controls Series
Ordering Code: 440
UPC: 779655044003
Mixing Expansion Module, Variable Speed, Floating Action
The Mixing Expansion Module 440 is designed to operate a mixing device within a hydronic heating system as part of a tekmarNet (R) control system. It is capable of controlling a mixed system pump and a 24 V floating action mixing valve or a wet rotor circulator for variable speed injection. Replacement options: mixing expansion module 444 can be substituted with additional wiring. Other mixing options may be available. Please contact your local representative if assistance is needed.
Features
- tekmarNet (R) 4 compatible
- Powered variable speed output
- Powered 24 V (ac) floating action output
- Powered system pump
- CSA C US certified for use in USA and Canada
| Specifications | |
|---|---|
| Agency Approvals | CSA C US, meets Class B: ICES & FCC Part 15 |
| Ambient Conditions | Indoor use only, 32 to 122 degrees F (0 to 50 degrees C), RH less than or equal to 80 percent to 88 degrees F (31 degrees C), down to 50 percent above 104 degrees F (40 degrees C), Altitude less than 6560 ft. (2000 m), Installation Category II, Pollution Degree |
| Combined Load | 7.5 A max (System and Variable Speed Pump) |
| Control Type | Microprocessor control, this is not a safety (limit) control |
| Dimensions | 3 5/8 IN H x 5 3/8 IN W x 9/16 IN D (92 x 137 x 14 MM) |
| Enclosure Material | Does Not Apply To Product |
| Enclosure NEMA Rating | Does Not Apply To Product |
| Floating Action Load | 24 V (ac) 8 VA max |
| Hydronic - HVAC Control Type | Mixing Expansion Module |
| Power Supply | Provided by interconnected tekmarNet Zone Manager |
| Pump Relay | 115 V (ac) 5 A |
| Sensor | NTC thermistor, 10 k ohms at 77 degrees F (25 degrees C plus / minus 0.2 degrees C) Beta=3892 |
| Variable Pump | 115 V (ac) 2.5 A |