Honeywell DHC 23 User Manual

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TECHNICAL DATA DHC 23
Battery type CR 2032, 3 V, 170 mAh
Manufacturer: e.g. Varta, Panasonic
Inputs Maximum 6 temperature sensor inputs
Honeywell NTC 20 kΩ series
Remote setpoint unit TF 26
Outputs Floating outputs depending on DHC 23 type:
One floating output for primary District Heating valve actuator (relay 230 Vac; 0.6 A)
Second floating output for valve actuator (relay 230 Vac; 3 (1) A)
DHC 23-3 only:
The second valve actuator output can either be floating (relay) or modulating (2–10 V),
adjustable by software during start-up.
Binary outputs depending on DHC 23 type:
Maximum 4 relay outputs for pump control; 230 Vac; 3 (1) A.
Maximum current over all relays: 8 A.
Temperature diagnostic output
TTL level; transfer over RS 232 with separate adapter.
Sensor cables For troublefree operation we recommend using shielded sensor cables. The cable
cross-section should be at least 0.75 mm
2
, for 230 V AC at least 1.5 mm
2
.
Accessories Wall socket DHC 23-WS
10878_BDA_DHC23_engl_neu 06.09.1999 13:51 Uhr Seite 30

Honeywell DHC 23 Specifications

General

Brand	Honeywell
Model	DHC 23
Category	Network Router
Language	English