Figure 6 Alarm Pins Layout; Table 10 Alarm Connector Pin Assignments - ZyXEL Communications ms-7206 User Manual

Chapter 2 MM-7201 Specifications
Connect the alarm output pins to another piece of equipment so the MM-7201 can notify it of
an alarm. A closed circuit on a pair of alarm input pins indicates an alarm. Pins 3 and 7 are
alarm input I. Pins 4 and 8 are alarm input II. Pins 5 and 9 are alarm input III.

Figure 6 ALARM Pins Layout

Pin 1
Pin 6

Table 10 ALARM Connector Pin Assignments

PIN DESCRIPTION
1 Alarm output, normally closed
2 Alarm output, normally open
3 Alarm input I, normally open
4 Alarm input II, normally open
5 Alarm input III, normally open
6 Alarm output, common pin
7 Alarm input I, normally open
8 Alarm input II, normally open
9 Alarm input III, normally open
32
Pin 5
Pin 9
MS-7206 Hardware Installation Guide