including transformer rate、upper and lower limit alarm value、communication address of the meter、communication baud rate、transmitting output method、transmitting output range, etc.
Note: the size code 1,3,7,8 can be collocated 3 functional modules at the same time, the size code 2,4,5,6 can only choose one functional module optionally.
3 basic parameters
3.1 measuring range: 30~70.00Hz
3.2 signal input: AC100V±50%;220V±50%、380V±50%、5~30Vp-p(impulse peakl)
3.3 accuracy: ±[0.4%measuring value + 0.1% rated value + 1 word]
3.4 display resolution: 0.01Hz
3.5 auxiliary power supply: AC/DC 86~264V
3.6 alarm output(optional): relay contact output, the capacity of contact is AC250V/2A、DC30V/2A
3.7 communication interface(optional): RS-485 serial communication, MODBUS_BTU communication protocol, baud rate 1200bps、2400bps、4800bps、9600bps、19200bps.
3.8 transmitting output(optional): can be set among (0~10)mA、(0~20)mA、(4~20)mA, there is electrical isolation between the output port and signal input&auxiliary power port. The load resistance of transmitting output: ≦500Ω
4 connection diagram
US 15502 
GB 11989 
CA 9860 
AU 6261 
IE 3169 
BR 1398 
NZ 1195 
SG 829 
