Technical Specifications
| Parameter Name | Parameter Value |
|---|---|
| Product Model | 1732E-OB16M12R |
| Manufacturer | Allen-Bradley (Rockwell Automation) |
| Product Type | Distributed Digital Output Module (ArmorBlock I/O) |
| Product Family | Bulletin 1732 ArmorBlock EtherNet/IP |
| Lifecycle Status | Active Mature |
| Network Protocol | EtherNet/IP, 10/100 Mbps |
| I/O Type | 16 sourcing (PNP) digital outputs |
| Output Voltage | 24 VDC (12–30 VDC load range) |
| Output Current per Point | 2.0 A maximum |
| Module Total Output Current | 8.0 A (all outputs combined) |
| Surge Current | 4.8 A for 10 ms, repeatable every 2 s |
| On-State Voltage Drop | ≤ 0.5 VDC |
| Off-State Leakage | ≤ 50 μA |
| Output Protection | Per-point electronic overload and short-circuit protection |
| Network Connection | 2 × M12 D-coded EtherNet/IP ports (In/Out) |
| Field Wiring Connection | 16 × integral 4-pin M12 micro-style connectors |
| Auxiliary Power Connection | 4-pin mini-style (M12) |
| Network Features | DLR (Device-Level Ring), QuickConnect, DHCP/static IP |
| Isolation | 50 V continuous; basic insulation, tested to 707 VDC for 60 s |
| Network Current Draw | ≤ 0.4 A (pins 2 and 3) |
| Status Indication | Module status (red/green), network status (red/green), link status (green/yellow), auxiliary power (green), I/O status (yellow) |
| Network Address Setting | Integrated rotary switch |
| Enclosure Rating | IP65/IP66/IP67/IP69K; NEMA 4X/6P with caps/cables fitted |
| Mounting | Direct on-machine; horizontal or vertical, no derating |
| Mounting Hardware | 4 × M4 threaded holes |
| Dimensions (H × W × D) | 179 × 65 × 43.25 mm |
| Weight | Approx. 0.34 kg |
| Operating Temperature | −20 °C to +60 °C |
| Storage Temperature | −40 °C to +85 °C |
| Humidity | 5–95 % RH, non-condensing |
| Certifications | UL Listed, ODVA (EtherNet/IP conformance), CE, KC, RCM |
| Country of Origin | Singapore |
| Configuration | Studio 5000 Logix Designer Add-On Profile |
Main Features and Advantages
On-machine output placement that eliminates cabinet dependency. The core advantage of the Allen-Bradley 1732E-OB16M12R is its ability to be mounted directly on the machine frame, actuator bank, or conveyor structure. In a conventional system, each solenoid, indicator lamp, and diverter requires a home-run cable back to the main panel; with the module installed within arm’s reach of the loads, those runs shrink from tens of metres to a few metres. The result is less conduit and wire, a smaller and cheaper control cabinet, fewer wiring errors, and a much shorter fault-trace path during troubleshooting.M12 connectivity for fast installation and replacement. Every output on the Allen-Bradley 1732E-OB16M12R terminates in a standard integral M12 connector, while both network ports use M12 D-coded connectors. Electricians can install and replace pre-made patch cords in seconds without stripping, crimping, or terminating wires in a cabinet. The threaded locking connectors resist vibration loosening on mobile and reciprocating equipment, and a failed module or cable can be swapped in minutes rather than the half-hour typically spent tracing a terminal-block circuit—substantially reducing mean time to repair on a production line.High output current that drives loads directly. Each output on the Allen-Bradley 1732E-OB16M12R handles up to 2.0 A continuously, with a 4.8 A / 10 ms surge current repeatable every 2 seconds, and the module total is limited to 8.0 A across all outputs. This is sufficient to drive most 24 VDC solenoids, relays, indicator lamps, and small contactors directly without interposing relays. The sourcing (PNP) configuration also matches the common positive-common wiring practice used in North American and European machinery. Per-point electronic overload and short-circuit protection prevents a single failed actuator from taking down the remaining outputs.Device-Level Ring resilience. The dual EtherNet/IP ports let the Allen-Bradley 1732E-OB16M12R participate in a DLR topology. If a cable is cut or a connector is damaged between two nodes, traffic reroutes through the alternate path and production continues without a network fault. This is particularly valuable on long conveyor lines, rotary fillers, and mobile equipment where cable damage is a persistent risk.Sealed for the harshest plant-floor environments. The IP65/IP66/IP67/IP69K housing is rated for high-pressure, high-temperature washdown and temporary immersion, making the Allen-Bradley 1732E-OB16M12R suitable for food and beverage, pharmaceutical, and washdown-duty applications without an additional protective box. With Studio 5000 Add-On Profile support, it drops straight into Logix projects, and its full set of status LEDs—module, network, link, auxiliary power, and I/O status—gives operators and maintenance staff immediate visibility into module and load condition.
