7
MZM 100
MZM 100 B
Operating instructions
Solenoid interlock
EN
Table 1: Diagnostic function
The diagnostic output "OUT" signals faults before the safety outputs are disabled, thus enabling a controlled shutdown
Diagnostic function of MZM 100 variant "Solenoid interlock monitored"
System condition
Solenoid control
LED
Safety outputs
Diagnostic output OUT
IN
green
red
yellow
Y1, Y2
-1P2P
-1P2PW
Safety guard open
0 V
On
Off
Off
0 V
0 V
0 V
Safety guard closed, actuator in
0 V
On
Off
Flashes
0 V
24 V
24 V
Safety guard closed and locked
24 V
On
Off
On
24 V
24 V
24 V
Solenoid interlock cannot be locked
Safety guard not correctly closed or
magnet soiled
24 V
On
Off
Flashes
0 V
24 V
0 V
Error warning
1)
, Safety guard locked
24 V
On
Flashes
2)
On
24 V
0 V
0 V
Error
0 V / 24 V
On
Flashes
2)
Off
0 V
0 V
0 V
Violent separation of solenoid inter-
lock and actuator
24 V
On
Flashes
2)
Flashes
2)
0 V
0 V
0 V
Diagnostic function of MZM 100 B variant "Actuator monitored"
System condition
Solenoid control
LED
Safety outputs
Diagnostic output OUT
IN
green
red
yellow
Y1, Y2
-1P2PW2
Safety guard open
0 V
On
Off
Off
0 V
0 V
Safety guard closed, actuator in,
safety guard can be locked
0 V
On
Off
Flashes
24 V
24 V
Safety guard closed and locked
24 V
On
Off
On
24 V
24 V
Solenoid interlock cannot be locked
Safety guard not correctly closed or
magnet soiled
24 V
On
Off
Off
0 V
0 V
Error warning
1)
,
actuator in
0 V / 24 V
On
Flashes
2)
flashes/
on
24 V
0 V
Error
0 V / 24 V
On
Flashes
2)
Off
0 V
0 V
1)
after 30 min -> fault
2)
refer to flash code
Table 2: flash codes of the red diagnostic LED
Flash codes
Designation
Autonomous
switch-off after
Error cause
1 flash pulse
Error (warning)
at output Y1
30 min
Fault in output test or voltage at output Y1,
although the output is disabled
2 flash pulses
Error (warning)
at output Y2
30 min
Fault in output test or voltage at output Y2,
although the output is disabled
3 flash pulses
Error (warning)
cross-wire short
30 min
Cross-wire short between the output cables or fault at both outputs
After 30 minutes, voltage switch-off/on required
5 flash pulses
Actuator fault
0 min
Wrong or defective actuator
6 flash pulses
Latching force fault
0 min
Latching force has dropped below 500 N (eg actuator misalignment)
10 flash pulses
Magnet temperature too high
0 min
The magnet is too hot:
T > 70 °C
Continuous
red signal
Internal error
0 min
Device defective
