| Parameter | Value |
| Operating Voltage | 150-250V AC |
| Operating Frequency | 50 / 60 Hz |
| Operating Power | <6VA |
| Operating Temperature | -20°C…..55°C |
| Weight | <220Gr |
| Waiting Time | 10 minutes |
| Display | 7 LEDs |
| Number of Hydrophores | 3 |
| Number of Pressure Switches | 3 |
| Contact | 1NO+1NO+1NO 3A/250VAC |
| Protection Class | IP20 |
| Connection Type | Cable Terminal |
| Cable Diameter | Max 2.5mm2 |
| Mounting | DIN Rail Mount |
| Working Altitude | <2000 meter |
3 Hydrophore Sequence Relay (TR)
HPR-03
