Cedes cegard/Max-74 Mode D'emploi page 17

Installation and Operation Manual
Operation
Danger 120 / 240 Volts
Disconnect power before open-
ing the control unit!
The diagram in the control unit on page 6 (picture
) explain the connection and operation.
and
Buzzer
ON / OFF using switch S as desired. Automatic
calibration is activated, if switched off.
Jumper JP1
Muting of elements is active = JP1 set
No muting allowed = JP1 removed
Hold time of relay
Hold time of the relay can be delayed after the pro-
tective area is free. Delay time is adjustable with the
potentiometer 0 ... 10 s . Default is 0 s.
Test input (optional)
Only for control unit part No. 102 335.
This system can be compared with a testable light
barrier.
When a test input is made, it triggers a test and the
relay is switched. This must be evaluated by a su-
perordinated control unit.
© CEDES/January 2008
So that the system functions failure-free, the test
input has to be connected to 24 VDC.
Condition
1 Light beam free
Test Input 24 VDC
2 Test Input 0 VDC
3 Test Input 24 VDC
24 V
0 V
Inspite of the test input, the system is
no safety product according EN 954-1!
Cleaning of opto edges
Use soapy water only. Any use of abrasive or inap-
propriate cleaning solvents may cause loss of range
or failure.
www.cedes.com
cegard/Max
Relay
on
connected to com-no
off
connected to com-nc
on
connected to com-no
min. 300 ms
max. 200 ms
max. 200 ms
17