PB-302 type ORP transmitter/displayDetailed product description：

PB-302 type ORP transmitter/display, when used in conjunction with HT2513 type ORP composite electrode and 2615-D type ORP composite electrode, has strong anti-interference ability and is particularly suitable for industrial field measurement.

ORP transmitter with display function, dual high impedance input, 4-20 mA standard signal output, output signal can be connected to ORP controller or computer terminal.  
When used in conjunction with HT2513 type ORP composite electrode and 2615-D type ORP composite electrode with grounding electrode, it has strong anti-interference ability and is particularly suitable for ORP measurement in complex environmental conditions.  
Power supply: 220V, AC.  

The PB-302 ORP transmitter/display meets the IP57 waterproof rating and can be used in outdoor and humid environmental conditions.

Product Name and Model	PB-302 0RP transmission/display
measurement range	±1400mV
input characteristics	Dual high impedance input of measuring electrode and reference electrode, with strong anti-interference ability, can be used in conjunction with HT2513 and 2615 industrial pH (0RP) electrodes
output signal	1-5V, DC or 4-20mA, DC
Signal output distance	≤100m
Power supply	220V．AC
working conditions	Waterproof, moisture-proof, and heat-resistant, suitable for use in outdoor and humid environments
Overall dimensions	1 55 x 90 x 60mm