Data-line Surge Protector
Citel`s compact data-line surge protector is DIN rail-mountable in applications with space limitations. Input/output connections are made with screw terminals. Protects against lightning surges 4 to20 mA loops, phone lines, RS-232, RS-422, RS-423, RS-485 and 50 mA current loops. Protector uses multi-stage circuitry that automatically resets after every surge.
Citel Inc.–Inquire R.S. 152