The EM9 is an electronic actuators for motorising VTRE rotary shoe valves. EM9 operates on 24 V and is controlled by selectable control signal. The running time can be programmed. The actuator can be operated manually and has a valve position indicator on the front of the unit. Power consumption: 3 VA. Modulating control signal: …1 Vdc, 2…1 Vdc, …2 mA or 4…2 mA. Working range 9°. Running time 6/9/12s, 24 Vac +/-1%. Torque: 15 Nm, IP 54 Protection class.
Specifications:
| Main | |
| Product or component type | Actuator |
| Actuator type | Electric |
| Actuator product series | EM9, M9B |
| Product destination | shoe valves |
| Actuator | Rotary |
| Control type | Electrically operated |
| Switch function | 2 SPDT |
| rated supply voltage | 24 V AC |
| Analogue input range | 0...10 V DC |
| 0...20 mA DC | |
| Hold-in power consumption in VA | 3 VA AC |
| Power loss return | Non-spring return |
| Control signal | Proportional/modulating |
| Tightening torque | 133 lb.in |
| 15 N.m | |
| Position indicator | Green push stem with color markers |
| Actuator rotation | 90 ° |
| IP degree of protection | IP54 |
| Material | PA66 (polyamide 66) reinforced: housing |
| Duty cycle | 10% |
| Ambient air temperature for operation | -15…55 °C |