JA controllers are a series of rack mounting single reading systems with temperature reading, mA module and native modbus (JA PRO). On/Off, impulsive proportional and PID are the main working modes.
It can set and monitor: pH, ORP, chlorine, total chlorine, free chlorine, chlorine dioxide, hydrogen peroxide, ozone, bromine or paracetic acid (depending on the probe) and conductivity with automatic range and select probe / product. Probes are not included.
JA models have: 2 setpoints (on/off, proportional), flow alarm, flow sensor stand-by input, 0-20 mA or 4-20 mA output proportional to read value and programmable in the reading range, alarm output.
JA PRO version is equipped with mA module and MODBUS serial communication to be connected to other devices on RS485 networks and TCP/IP MODBUS.