Digital I/O Module Overview
Cat. No. Voltage Category I/O Points Description For Detailed Specifications, See
DC Modules
1746-IB8 24V dc 8 Current Sinking DC Input Module
page 10
Sinking DC Input Modules
1746-IB16 24V dc 16 Current Sinking DC Input Module
1746-IB32 24V dc 32 Current Sinking DC Input Module
1746-ITB16 24V dc 16 Fast Response DC Sinking Input Module
1746-IC16 48V dc 16 Current Sinking DC Input Module
1746-IH16 125V dc 16 Current Sinking DC Input Module
1746-IV8 24V dc 8 Current Sourcing DC Input Module
page 10
Sourcing DC Input Modules
1746-IV16 24V dc 16 Current Sourcing DC Input Module
1746-IV32 24V dc 32 Current Sourcing DC Input Module
1746-ITV16 24V dc 16 Fast Response DC Sourcing Input Module
1746-IG16 5V dc 16 Current Sourcing TTL Input Module
1746-OB6EI 24V dc 6
Electronically Protected Isolated Sourcing DC Output
Module
page 11
Sourcing DC Output Modules
1746-OB8 24V dc 8 Current Sourcing DC Output Module
1746-OB16 24V dc 16 Current Sourcing DC Output Module
1746-OB16E‡ 24V dc 16
Electronically Protected Current Sourcing DC Output
Module
1746-OB32 24V dc 32 Current Sourcing DC Output Module
1746-OB32E 24V dc 32
Electronically Protected Current Sourcing DC Output
Module
1746-OBP8‡ 24V dc 8 High Current Sourcing DC Output Module
1746-OBP16✶ 24V dc 16 High Current Sourcing DC Output Module
1746-OV8 24V dc 8 Current Sinking DC Output Module
page 11
Sinking DC Output Modules
1746-OV16 24V dc 16 Current Sinking DC Output Module
1746-OV32 24V dc 32 Current Sinking DC Output Module
1746-OVP16✶ 24V dc 16 High Current Sinking DC Output Module
1746-OG16 5V dc 16 Current Sinking TTL Output Module
AC Modules
1746-IA4 100/120V ac 4 120V ac Input Module
page 12
AC Input Modules
1746-IA8 100/120V ac 8 120V ac Input Module
1746-IA16 100/120V ac 16 120V ac Input Module
1746-IM4 200/240V ac 4 240V ac Input Module
1746-IM8 200/240V ac 8 240V ac Input Module
1746-IM16 200/240V ac 16 240V ac Input Module
1746-OA8 120/240V ac 8 120/240V ac Output Module
page 12
AC Output Modules
1746-OA16 120/240V ac 16 120/240V ac Output Module
1746-OAP12✶ 120/240V ac 12 High Current 120/240V ac Output Module
AC/DC Modules
1746-IN16 24V ac/dc 16 24V ac/dc Input Module
page 12
AC Input Modules
1746-OW4✶ ac/dc Relay 4 Relay (Hard Contact) Output Module
page 13
Relay Output Modules
1746-OW8✶ ac/dc Relay 8 Relay (Hard Contact) Output Module
1746-OW16✶ ac/dc Relay 16 Relay (Hard Contact) Output Module
1746-OX8✶ ac/dc Relay 8 Isolated Relay Output Module
1746-IO4✶
120V ac (Inputs)
100/120V ac (Relay Contact Outputs)
2 In
2 Out
Combination Input/Output Module
page 14
Combination I/O Modules
1746-IO8✶
120V ac (Inputs)
100/120V ac (Relay Contact Outputs)
4 In
4 Out
Combination Input/Output Module
1746-IO12✶
120V ac (Inputs)
100/120V ac (Relay Contact Outputs)
6 In
6 Out
Combination Input/Output Module
1746-IO12DC‡
24V dc (Inputs)
100/120V ac (Relay Contact Outputs)
6 In
6 Out
Combination Input/Output Module