101-001 (iTDC), 101-002 (EIO88), 101-145 (iTDCSR) -12- Users Manual
IDTeck – iTDC 2~4 DOOR ACCESS CONTROLLER
3.3 OPTIONAL ACCESSORIES
3.3.1 EIO88 EXPANSION I/O BOARD
(Ness Part No. 101-002)
The EIO88 board features:
- 8 Inputs ports
- 8 FORM-C Relay Output ports
- 4 Inputs can be configured to Door 3 ~ 4 as of exit buttons and door contact sensors.
- 4 Output Relays can be configured to Door 3 ~ 4 as of door locks and alarm devices.
Figure: EIO88 Expansion I/O Board Layout
EIO connector
This EIO Connector is the port for connecting to iTDC Main Control board.
BOARD ID S/W
The DIPswitch is factory set as shown on the above layout. DO NOT change the setting as
it may cause wrong operation of EIO88 expansion I/O board.
+12V and GND (Main Power)
This is main power connection of expansion I/O board working at DC12V, max. 100mA current.