PHOTOCELL SENSOR LED INDICATORS
CM9-2 INSTALL ATION AND OWNER MANUAL V.3.1 | 2023.06.01
PAGE 19
Use the light signal below as a reference when trouble shooting.
NOTES
1. The default photocell sensor range is 30’. For a longer range, please upgrade to the CM9-487, which
has a max range of 50’.
2. The photocell sensor cannot be used for a detection area less than 0.5’.
3. If you need to place the photocell sensor further away, extend the photocell sensor wires by joining
(splicing) with another 20 - 22 AWG wire.
LED INDICATORS
Relay is energized and signal is aligned and
stable.
Yellow and Red ON
Relay is energized, reflector is on the edge of the
signal path
Yellow OFF, Red ON
beam is obstructed or sensor is not aligned with
the reflector
Yellow and Red OFF
LED