... protocol communications; 6. Optional with RH relative humidity control or dry-bulb temperature control; 7. Combined with E-900, it could serve ... . Operation cycle: 1 secondLinear signals: 4-20mA, 1-5VDC, 0-10 VDC …ControlControl mode: PID, P, PI, PD, ON/OFFAccuracyRH% humidity ... voltage: AC85-265V, 50/60Hz, (DC24V is optional)Operation ambience: -10°C~60°C, 0~90% RHPower comsumed: under 5VA Humidity ...