Recommendations; Periodic Inspection - COMITRONIC-BTI SM1 Series Instruction Manual

13. Recommendations

Protect the cable against external damage by using, for example, a mechanical shield (tube, mesh, etc.).
Align the two parts correctly so that the polar plate is centered with the suction pad. The polar plate is
equipped with a flexible system, it can be slightly compressed to guarantee a good contact.

14. Periodic Inspection

This product should be checked periodically at least once a year. To do this, simply execute a procedure
and record the results on a form. The following points must be checked:
Example of an assembly on a door:
Version E or R
• Remove magnetic hold (pin 8): E = +24V, R = aloft
• Move the transmitter 8 mm
• SM1: Observe that the LED turns off
• Check that contacts 1-5 and 4-6 are open
• Check that contact 3 is closed (supply voltage)
• Approach the transmitter at 4 mm
• SM1: Observe that the LED lights up
• Check that contacts 1-5 and 4-6 are closed
• Check that contact 3 is open (no voltage)
• Close door
• Reactivate the hold (pin 8): E = aloft, R = +24V
EOP or ROP version
• Remove magnetic hold (pin 8): E = +24V, R = aloft
• Move the transmitter 8 mm
• SM1: Observe that the LED turns off
• Check that contacts 1-5 and 4-6 are open
• Check that contact 3 is closed (supply voltage)
• Approach the transmitter at 4 mm
• SM1: Observe that the LED lights up
• Check that contacts 1-5 and 4-6 are open
• Check that contact 3 is open (no voltage)
• Close door
• Reactivate the hold (pin 8): E = aloft, R = +24V
• Check that contacts 1-5 and 4-6 are closed
• Check that contact 3 is open (no voltage)
SM1 AND SM2 SERIES
Hold and interlock
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