off shows that level exceeds the limitation)
CN16——input control, wiring port of central controller: REMOTE (1、 RS485-B,
2、RS485-A。 )
CN17——output signal, output signal of failure alarm, control external load,
12V/ALM(1. control output 0VDC, 2. power supply 12VDC)
CN18——output signal (no use)
CN19——control external load, swing 1(1、16VDC,2、0VDC,3、0VDC,4、
0VDC,5、0VDC.)
CN20——control external load, swing 2(1、16VDC,2、0VDC,3、0VDC,4、
0VDC,5、0VDC.)
CN21——input signal, spring switch, CHECK(1、input signal of earthing, 2.
power supply 0VDC)
CN22——short circuit means selecting single split communication type.
CN23——short circuit means selecting multi split communication type.