Installation MRD TNM4000
Release 02 12/2020
Industrial Switch >TNM4000
20
WARNING
ELECTRIC SHOCK
Only start connecting the supply voltage if
all
the above mentioned requirements
are fulfilled.
(see page 4 “Supply voltage”)
Failure to follow these instructions can result in death, serious injury, or
equipment damage.
Remove the power connector from the device.
Connect the protective conductor to the protective conductor terminal.
Connect the lines for the supply voltage to the ter and
−
.
Mount the terminal block on the device using screws.
Connecting the alarm relay contact
WARNING
ELECTRIC SHOCK
Never insert sharp objects (small screwdrivers, wires, etc.) into the connection
terminals for the signal lines, and do not touch the terminals!
Failure to follow these instructions can result in death, serious injury, or
equipment damage.
Note:
Relevant for North America:
The tightening torque for fixing the signal contact terminal block to the device is
4.5 lb in (0.51 Nm).
For every alarm relay contact to be connected, make sure the following
requirements are met:
The lines to be connected are voltage-free.
The connected voltage is limited by a current limitation device or a fuse.
Observe the electrical threshold values for relay contact (see on page 34
“
General technical data
”
).
For every alarm relay contact to be connected, perform the following steps:
Connect the relay contact lines with the terminal block connections. Mount
the terminal block on the device using screws.
