Bender RCMA426H-DCB, Manual

Page: 14 / 40

Installation and connection
14 RCMA426H-DCB_D00066_00_M_XXEN/05.2014
1. Mounting on a DIN rail:
Snap the mounting clip at the rear of the device onto the DIN rail so
that it sits securely.
Screw fixing:
Using the tool, position the rear mounting clips (a second mounting
clip is required, see the ordering information) so that it protrudes over
the enclosure. Fix the device in place with two M4 screws.
2. Wiring
The device must be wired as illustrated in the wiring diagram (exam-
ple).
Terminal Connections
A1, A2 Connection to the power supply
T1, T2 Test connections for internal monitoring circuit
A, B RS-485-interface can be terminated with switch R
21, 22, 24 Alarm relay K2: Connection to contactor or load switch
CT Internal measuring current transformer: D = 13 mm
K1 Recommended contactors are listed in the table on page 31
T1
T2
K1
K1
T1
B A
A2 A1
T2
21 24 22
on
off
A
B
R RS485
CT
<
U
MK2430
A
B
3,15 A
3,15 A