Connections for control valve actuator, 0–10 V
Accessory
Heating circuit control valve actuator, 0–10 V 24 V
Designation
36962220
Description
Esbe ARA639 12520100 (12520117 OEM), 0–10 V, 4–20 mA, 24 V AC/DC, 3 wires,
15/30/60/120 s 90°, pre-set to 60 s (DIP switch 2 ON), pre-set to OPEN (with
increasing signal) counterclockwise CCW (DIP switch 6 ON)
Valve
34034065, 34034067, 34034068, 34034467
When making connections, pay attention to the valve's control direction. To invert
the valve’s control direction, either change the position of DIP switch 6 or invert the
direction from settings.
Inverted control disabled, DIP switch 6 ON
Signal
Control direction
Rotation direction
Increases
Open (more heat)
Counterclockwise (CCW)
Decreases
Closed (less heat)
Clockwise (CW)
0 V closed,
10 V open
Inverted setting enabled, DIP switch 6 ON
Signal
Control direction
Rotation direction
Increases
Closed (less heat)
Counterclockwise (CCW)
Decreases
Open (more heat)
Clockwise (CW)
0 V open, 10
V closed
Inverted control disabled, DIP switch 6 OFF
Signal
Control direction
Rotation direction
Increases
Open (more heat)
Clockwise (CW)
Decreases
Closed (less heat)
Counterclockwise (CCW)
0 V closed,
10 V open
Inverted control enabled, DIP switch 6 OFF
Signal
Control direction
Rotation direction
Increases
Closed (less heat)
Clockwise (CW)
Decreases
Open (more heat)
Counterclockwise (CCW)
0 V open, 10
V closed
3.6 Heating circuit pump
The connections for the heating circuit pump are indicated in the unit’s electric diagram.
The location of the pump is indicated in the piping diagram.
Enable the pump from
Initial setup
settings (see chapter
Commissioning
) or from
Heating
settings (see the table below). If valve control is enabled, the pump will also
be enabled automatically.
28 (54)
M8006 2123EN
