4.6 Installation dimensions
Illustration
Description / explanation
ca. 100 mm appr
ox. 3.93 in
Allow sufficient assembly space above the top cover at the
place of installation so that the LEDs are visible and the
TEST button can be pressed.
4.7 Terminal diagram
Illustration
ON
OFF
GND / 0V
RS485 - B
RS485 - A
+24 V
GND / 0V
RS485 - B
RS485 - A
+24 V
Modbus termination
BEKOMAT
®
33iU / 33iU CO
Original installation and operation manual
26 | 68