ESP-TM2 Controller
5
EN
Connect Pump Start Relay (optional)
The ESP-TM2 can control a pump start relay, to turn
the pump on and off as needed.
A
Connect a wire from the pump start relay (PSR)
to the master valve terminal (M) on the controller.
Then connect another wire from the pump start
relay to the field common wire, as shown.
B
To avoid the possibility of damage to the pump,
connect a short jumper wire from any unused
terminal(s) to the nearest terminal in use, as
shown.
NOTICE
The ESP-TM2 controller DOES NOT provide power for a pump. The relay
must be wired according to manufacturer instructions.
Only the following Rain Bird pump start relay models
are compatible with the ESP-TM2:
Description Model # Volts
Universal Pump Relay PSR110IC 110V
Universal Pump Relay PSR220IC 220V
NOTE:
Connection
to pump
and external
power not
shown. Refer
to pump
installation
instructions.
A
PUMP START
RELAY
B
C
PSR
1
2
Connect Rain/Freeze Sensor (optional)
The ESP-TM2 controller can be set to obey or ignore a
rain sensor.
Refer to the Rain Sensor section under Advanced Pro-
gramming.
A
Remove the yellow jumper wire from the SENS
terminals on the controller.
NOTICE
Do not remove the yellow jumper wire unless connecting a rain sensor.
B
Connect both rain sensor wires to the SENS
terminals, as shown.
WARNING
Do not route the rain sensor wires through the same opening as the
power wiring
NOTE: Rain Bird controllers are only compatible
with normally closed rain sensors.
NOTE: For wireless rain/freeze sensors, refer to
installation instructions for sensor.
B
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