Pay in 4 interest-free payments of $76.88 Learn more
Ships within 48 hours · Estimated delivery Aug 5 - Aug 10
The System Sensor 2251TB is an Intelligent Addressable Photoelectric Smoke Sensor w/ Thermal (135°F / 57
the CC2A connects the output circuit to the riser 1 bus or the riser 2 bus
Input/Output Modules provide the following modes of operation:
Rotary address switches for fast installation Analog communicationsUL Listed
Connects to any normally open dry contact device
Johnson Controls M301MJ Addressable Mini Monitor Module FCI M500X The System Sensor 2251TB isJohnson Controls M301MJ is a miniature monitor module that supervises a Style B (Class B) circuit of dry contact input devices. The M301MJ is intended for use in intelligent, two wire systems where the individual address of each module is selected using rotary switches. It provides a two wire initiating device circuit for normally open contact fire alarm and security devices.
US$ 15.00
US$ 48.00
US$ 18.07
US$ 450.00
US$ 15.00
US$ 25.00
US$ 29.00
US$ 15.00
US$ 25.00