-1- PrefaceThe WJ-PB85A32 Alarm Input Board is an optional board for expanding the capabilities of theSystem 850 Matrix Switcher.It transmits a received alarm signal to the CPU (Central Processing Unit) via Ethernet to activatethe assigned alarm event.The board an also be used an as alarm output board by changing the position of internal switch-es. Appearanceq Alarm Input Port (1 - 32)This port accepts alarm input from the associated alarm sensors through either NormallyOpen (N.O) or Normally Closed (N.C) contacts.1-32ALARMINqBefore attempting to connect or install this product,please read these instructions carefully and save this manual for future use.Extend Card (Alarm in)Model No. WJ-PB85A32GroundGroundNot usedNot usedNot usedAlarm 32Alarm 31Alarm 30Alarm 29Alarm 28Alarm 27Alarm 26Alarm 25Alarm 24Alarm 23Alarm 22Alarm 21Alarm 20Pin No. Designation373635343332313029282726252423222120Pin No. Designation19181716151413121110987654321Alarm 19Alarm 18Alarm 17Alarm 16Alarm 15Alarm 14Alarm 13Alarm 12Alarm 11Alarm 10Alarm 9Alarm 8Alarm 7Alarm 6Alarm 5Alarm 4Alarm 3Alarm 2Alarm 123222120543212625248629282711109732313014131233 153635341837 191716Hold this board only by its edges. Otherwise components on the board may be damaged by static electricity.Caution