The Allen-Bradley 1756-OW16I is a high-performance isolated digital output module from the ControlLogix family, designed to provide reliable and flexible control for demanding industrial automation applications. Each of its 16 outputs is electrically isolated from the others and from the backplane, ensuring signal integrity and preventing ground loops in complex systems. This module is engineered for use with 24V DC or AC/DC field power, making it suitable for a wide range of actuators, relays, and indicators. The 1756-OW16I is built for longevity and precision, with a compact footprint that maximizes I/O density without sacrificing isolation or protection. Its compliance with global safety and environmental standards, including CE and UL certifications, underscores its suitability for mission-critical processes in manufacturing, oil and gas, and water treatment facilities.
| Parameter |
Specification |
| Part Number |
1756-OW16I |
| Product Type |
Isolated Digital Output Module |
| Number of Outputs |
16 (individually isolated) |
| Output Voltage Range |
24V DC (10-30V DC) or 24V AC/DC (20-30V AC/DC) |
| Output Current per Point |
2 A continuous, 3 A for 10 ms (inrush) |
| Total Current per Module |
8 A (limited by backplane and ambient temperature) |
| Isolation Voltage |
1500V AC for 1 minute (channel-to-channel and channel-to-backplane) |
| Output Type |
Source (sourcing) – positive logic |
| Load Type |
Resistive, inductive, or lamp loads |
| Protection Features |
Short-circuit, overcurrent, and thermal shutdown per channel |
| Backplane Current (5V DC) |
350 mA typical |
| Backplane Current (24V DC) |
0 mA (field power supplied externally) |
| Power Dissipation |
6 W typical (all outputs on) |
| Operating Temperature |
0°C to 60°C (32°F to 140°F) |
| Storage Temperature |
-40°C to 85°C (-40°F to 185°F) |
| Relative Humidity |
5% to 95% non-condensing |
| Vibration Resistance |
5 g at 10-500 Hz |
| Shock Resistance |
30 g peak, 11 ms duration |
| Enclosure Type |
Open-style (suitable for panel mounting) |
| Connections |
Removable terminal block (RTB) – 36-pin |
| Certifications |
CE, UL, CSA, ATEX (Zone 2), IECEx |
| Weight |
Approximately 0.5 kg (1.1 lb) |
| Dimensions (H x W x D) |
144 mm x 35 mm x 130 mm (5.67 in x 1.38 in x 5.12 in) |
| Compatibility |
ControlLogix 1756 chassis (all revisions) |
What Does Our Clients Say
Mitsubishi MR-J4
Laura Navas
Great product!
2019/12/01
Keyence sensor
EQDR SALES
Original and fast!
2020/02/22