Tohkemy Corporation
Tohkemy Digital Controller PXF5 Water Quality Controller

Manufacturer: Tohkemy Corporation
Model: PXF5
Features
Input the transmission signal from the pH / ORP meter such as NN-2000 and output the PID control signal.
A lineup of SSR output specifications that are ideal for driving solenoid valves, etc.
Equipped with auto tuning function
Specification
| Model | PXF5AEY2-FYY00 | PXF5ACY2-FYY00 |
|---|---|---|
| Measurement input | DC 1‐5V or 4‐20mA ※ | |
| Input impedance | 150Ω (at 4-20mA input) or less | |
| Measurement instruction range | 0.0 to 14.0 pH or -1000 to 1000 mV (can be scaled separately) | |
| Minimum instruction unit | 0.1 pH or 1 mV (decimal point position can be changed) | |
| Instruction accuracy | ±0.3% FS±1digit | |
| Output contacts | DC4-20mA control output 1 point | SSR / SSC drive output 1 point |
| Alarm output 2 points AC250V / DC30V 1A | ||
| control method | PID control | |
| Transmission output | None | |
| Power supply | AC100~240V ±10% 50/60Hz | |
| power consumption | 13VA or less | |
| body size | Vertical 96 x horizontal 48 x depth 58 (panel cut 92 x 45) | |
| Ambient temperature / humidity | -10 to 50 ° C, 90% or less | |
| mass | about 170 g | |
The system requires an intermediate signal conditioner or transmitter, as the controller does not accept direct wiring from pH/ORP analytical sensors.











