CHINT DIGITAL FREQUENCY METER PP7777 Malaysia Thailand Singapore Indonesia Philippines Vietnam Europe USA


1 function: measure anddisplay the frequency in the electric lines with digital direct reading method.can program and set parameters 
including transformer rate、upper and lower limit alarm value、communication address of the meter、communication baud rate、transmitting output method、transmitting output range, etc.
2 specification and selection instructions 

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


Sorry, currently do not have any product specifications
Sorry, currently do not have any video uploaded.
Sorry, currently do not have any file for download.