24V Floating; Etv Wiring - heat-timer HTC Installation And Operation Manual

24V FLOATING

VALVE CONTROLLER
REFERENCE 24V FLOATING DIP SWITCH
SETTING, ON FIGURE 12, PAGE 21

ETV WIRING

NOTE
On existing wiring with a M800 actuator an external 24V transformer provided power to the actuator. This
transformer can be eliminated with the HTC actuator and 24V power can be supplied through the ETV panel.
059297-00 REV. H
V+
24 VAC
ACTUATOR POWER
0–10 VOLTAGE
MODULATING SIGNAL
V+ U Y M Y1 Y2
HTC ACTUATOR
U Y M Y1 Y2 Ln
N
L
24V
TRANSFORMER
Ln L1
HEAT-TIMER CORP.
04 WIRING
L1
120V
POWER
SUPPLY
|
17