RS-232 Mini Tester
9PMTT - B+B SmartWorx (B & B Electronics)
Test for RS-232 data line or equipment failuresConvenient LEDs for line statusCan be permanently installed in-line
9PMTT - B+B SmartWorx (B & B Electronics)
Test for RS-232 data line or equipment failuresConvenient LEDs for line statusCan be permanently installed in-line
