J2 - OUTPUT COM (DB9, Male)
Pin Assignment
J1 - INPUT COM (DB9, Female)
R S - 2 3 2 C I n t e r f a c e
Baud Rate: 19200 (Default)
Data Bits:
8
Stop Bits:
1
Parity:
None
PIN #
FUNCTION
2
Rx
3
Tx
5
GND
J P 1 -
U s e r g e n e r a l u s e J u m p e r
J P
2 - Pull up for Inputs 1-8 (+5V or +VS)
J P 3
- Pull up for Inputs 9-16 (+5V or +VS)
Ordering I nformation
IA-3126-2
Specifications subject to change without notice.
16 Relays
16-ch Wide-Range inputs
IA Daisy-chain Series
Intelligent Appliance
7
L D 1 - U s e r g e n e r a l u s e L E D
T B 9 -
Power Supply Input Terminal
T B 1 , T B 3 -
D i g i t a l I n p u t Te r m i n a l s
T B 2 , T B 4 -
G N D
T B 5 - T B 8 -
Relays 1-16 Terminals
A -
Normally Open
B -
Common
Jumpers Settings
PIN #
FUNCTION
2
Tx
3
Rx
5
GND
IA-3126-2 :
RS-232 Controlled,
16-Ch Relay, 16-Ch DI
IA-3126S-2:
IA-3126-2 with Voltage
Supressors
on Relays Contact
**Limited to 56VDC / 40VAC Load Voltage
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