The catalog number 1734-obv2s is an order reference for an Allen-Bradley/Rockwell Automation safety module from the Point I/O 1734 series. The 1734-obv2s safety module operates on a safety-control network which is necessary for compliance with all of the relevant standards for usage in industrial environments. Generally, these safety modules can be used with various controllers and used for different purposes. The compatible controllers are the Allen-Bradley SmartGuard, Compact GuardLogix, and standard GuardLogix controllers. The 1734-obv2s safety module comes with 2 pairs of bipolar outputs and it can work in the dual-channel mode which provides significant application capabilities. The module meets the following safety standards: the Category 3/4, SIL CL3, and PLe, Cat. 3 and 4 standards. The 1734-obv2s module offers redundant control through the available channels and outputs which can be pulse-tested in order to find and treat any circuitry issues.

The 1734-obv2s safety module allows for both vertical and horizontal mounting and it has an isolation voltage of 50 Volts continuous for the basic insulation type. The 1734-obv2s module weighs around 62.4 grams (2.2 ounces) and it has dimensions which include a height of 77 millimeters (3.03 inches), a weight of 25 millimeters (0.98 inches), and a depth of 55 millimeters (2.17 inches). The 1734-obv2s module has an open enclosure and it has a T4 temperature code according to the North America and ATEX standards. The 1734-obv2s safety module dissipates a maximum power level of 3.1 Watts and it has a maximum thermal dissipation rating of 10.59 BTU per hour. The nominal operating supply voltage of the power bus is 24 Volts DC while the voltage range is 19.2 to 28.8 Volts DC. In addition to that, the maximum power bus current without a load is 65 milliamps.