| Cat. No. | Inputs/Outputs | Voltage Category | Operating Voltage Range | Removable Terminal Block |
| 1756-OB8 | 8 outputs | 12/24V DC source | 10
30V DC | 1756-TBNH
1756-TBSH |
| 1756-OB8EI | 8 electronically fused, individually isolated outputs | 12/24V DC source | 10
30V DC | 1756-TBCH
1756-TBS6H |
| 1756-OB16D | 16 diagnostic outputs
(8 points/group) | 24V DC source | 19.2
30V DC | 1756-TBCH
1756-TBS6H
|
| 1756-OB16E | 16 electronically fused outputs
(8 points/group) | 12/24V DC source | 10
31.2V DC | 1756-TBNH
1756-TBSH |
| 1756-OB16I | 16 individually isolated outputs | 12/24V DC sink/source | 10
30V DC | 1756-TBCH
1756-TBS6H
|
| 1756-OB16IEF | 16 high-speed, individually isolated, electronically
fused outputs | 24V DC sink/source | 10
30V DC | 1756-TBCH
1756-TBS6H |
| 1756-OB16IEFS | 16 scheduled, high-speed, individually isolated,
electronically-fused outputs | 24V DC sink/source | 10
30V DC | 1756-TBCH
1756-TBS6H |
| 1756-OB16IS | 16 individually isolated outputs
8 scheduled outputs | 12/24V DC sink/source | 10
30V DC | 1756-TBCH
1756-TBS6H
|
| 1756-OB32 | 32 outputs
(16 points/group) | 12/24V DC source | 10
31.2V DC | 1756-TBCH
1756-TBS6H |
| 1756-OB32XT | 32 outputs
(16 points/group) | 12/24V DC source | 10
31.2V DC | 1756-TBCHXT
1756-TBS6HXT |
| 1756-OC8 | 8 outputs
(4 points/group) | 48V DC source | 30
60V DC | 1756-TBNH
1756-TBSH
|
| 1756-OG16 | 16 (8 points/group) | 5V DC TTL source
(Low=True) | 4.5
5.5V DC | 1756-TBNH
1756-TBSH |
| 1756-OH8I | 8 individually isolated outputs | 120V DC | 90
146V DC | 1756-TBCH
1756-TBS6H |
| 1756-OV16E | 16 electronically fused outputs
(8 points/group) | 12/24V DC sink | 10
30V DC | 1756-TBNH
1756-TBSH |
| 1756-OV32E | 32 electronically fused outputs (16 points/group) | 12/24V DC sink | 10
30V DC | 1756-TBCH
1756-TBS6H |
