RVD120-C Controller

Control of district heat substations, space heating and d.h.w. heating. Optimized for low return temperatures in district heating networks.

RVD120-C Controller, 3 programmed plant types, instructions in bg, cs, el, pl, ro, ru

Control of district heat substations, space heating and d.h.w. heating.
Optimized for low return temperatures in district heating networks.

3 ready programmed and preselected plant types
Straightforward, easy-to-understand operation
Analog adjustment of room temperature setpoint, other adjustments with operating lines
Display of time of day, time program, setpoints, actual values, limitations, errors, etc.
Optional remote operation via room unit
2 independent switching programs each with 3 occupancy times per day
Holiday function (via room unit)
DRT limitation for the reduction of peak loads
Maximum limitation of the return temperature on the primary side
Minimum and maximum limitation of the flow temperature
Automatic summer / winter changeover
Automatic ECO function
Pump protection
Legionella function
Frost protection function
Automatic monitoring of sensors with alarm indication
Relay and sensor tests, manual operation
Locking function for district heat parameters
Communication via Modbus
Display with background lighting

Plant-specific

1 pump heating circuit, control of the flow temperature, optionally weather-compensated / weather- and room temperature-compensated / room temperature-compensated
D.h.w. heating:

Technical Specifications

Operating voltage AC 230 V

Frequency 50 Hz

Power consumption 5.5 VA

Analog input, signal LG-Ni1000 , NTC 575

Digital outputs 3 × AC 230 V 1(1) A, 1 × AC 230 V 2(2) A

Dimensions (W x H x D) 144 x 96 x 109 mm