Allen-Bradley 440R-H23196 safety relay Guardmaster MSR238P safety relay

Here is the parameter information of the Allen-Bradley 440R-H23196 safety relay:

General Information

Manufacturer: Allen-Bradley / Rockwell Automation

Model Number: 440R-H23196

Product Name: Guardmaster MSR238P safety relay

Electrical Parameters

Power Supply: 24 VDC.

Output: 2 normally open, delayed safety outputs; 1 normally closed, delayed auxiliary output.

Output Switching Current: 3 A (250 VAC / 24 VDC, PNP output at 30 VDC).

Mechanical Parameters

Enclosure Width: 22.5 mm

Mounting Type: It is likely to be rail - mounting, suitable for 35 - mm DIN rail (common for such relays, although not specifically mentioned for this model).

Function and Feature Parameters

Input Type: It can support a variety of safety - related inputs, such as light curtains, safety mats, interlock switches, and emergency - stop buttons.

Diagnostic and Communication Functionality: The optional Guardmaster Ethernet / IP network interface (440R - ENETR) allows the relay to communicate on an Ethernet / IP network, and it can deliver output and error status over the network to an HMI.

Reset Type: Monitored reset, which ensures proper reset after a fault condition.

Contact Configuration: 1 NO, 1 NC, 5 NC (There may be different ways of describing the contacts. Some sources mention 2 NO delayed safety outputs and 1 NC delayed auxiliary output, which may be due to different classification methods).

Certification Parameters

CE Marked: For all applicable directives.

C - tick: Compliant.

C - UL US Listed: Compliant.

TÜV Certified: Compliant.

Safety Classification

It is rated as Category 4 per EN 954 - 1 (ISO 13849 - 1), suitable for applications requiring high-level safety protection.