Description
Electric Actuators for Pressure Independent Control Valves
SPECIFICATIONS
Maplef MFH
Supply voltage : 24V AC/DC ±10%, 50/60 Hz
Type : Electrical, bi-directional synchronous motor
Power consumption : 24V AC: 1.5VA standby / 6VA operating / 8.5VA max.
24V DC: 0.6W standby / 2.6W operating / 4.1W max.
Inrush current : 10A (peak)
Control signal : Analog 0(2)-10V DC, <0.5mA or digital 3-point floating and ON/OFF
Resolution : 1:100 (0-10V analog) and 1:80 (2-10V analog)
Feedback : Yes, control signal (analog) or 0-10V DC (digital ON/OFF)
Failsafe function : Fail in place
Manual override : Yes
Position indicator : Yes
Operation time : 22 sec/mm
Actuating force : 600N -50N/+100N
Stroke : 7 mm / 0.276 in
Ambient temperature1 : 0°C to +50°C / +32°F to +122°F
Media temperature : 0°C to +120°C / +32°F to +248°F
Humidity rating : 0..85% rH, no condensation
Protection : IP54 incl. upside-down, class III, indoor use only
CE conformity : EN 60730
Cable : Fixed, 5 wires x 0.50 mm2, 1.5 meter
Fixed, 5 wires x AWG20, 4.9 ft
Closing point adjustment : During operation the actuator will self-adjust
according to the closing point and stroke length of the valve.
Maplef MFH-BUS
Supply voltage : 24V AC/DC ±10%, 50/60 Hz
Type : Electrical, bi-directional synchronous motor
Power consumption : 24V AC: 2.2 VA standby / 4.8VA operating / 9.0VA max.
24V DC: 1.1 W standby / 2.5W operating / 4.7W max.
Inrush current : 24V AC: 7.2A (peak)
24V DC : 5.0A (peak)
Control signal : 0-100% (BACnet or Modbus)
Resolution : 1:100 (0-10V)
Feedback : Yes, 0-100% (BACnet or Modbus)
Failsafe function : Fail in place
Manual override : Yes, with magnet
Position indicator : Yes
Operation time : 22 sec/mm (alternatively 16 sec/mm or 28 sec/mm)
Actuating force : 500N -50N/+100N
Stroke : 14 mm / 0.55 in
Ambient temperature2 : 0°C to +50°C / +32°F to +122°F
Media temperature : -10°C to +120°C / +14°F to +248°F
Humidity rating : 0..85% rH, no condensation
Protection : IP54 incl. upside-down, class III, indoor use only
CE conformity : EN 60730
Closing point adjustment : During operation the actuator will self-adjust
according to the closing point of the valve
Cable : 2 groups:
– Group 1 : Fixed, 2×2 wires x 0.34 mm², 1.5 meter
Fixed, 2×2 wires x AWG22, 4.9 ft
Fixed, 2 wires x 0.50 mm², 1.5 meter
Fixed, 2 wires x AWG20, 4.9 ft
– Group 2 : Fixed, 4 wires x 0.50 mm², 1.5 meter
Fixed, 4 wires x AWG20, 4.9 ft
Recommended cable : Twisted pair with shielding (characteristic impedance ~120Ω)
Recommended cable length : Baud rate dependent:
9600 and 19200 baud rate – max. 1000 meter
38400 and 57600 baud rate – max. 750 meter
76800 baud rate – max. 650 meter
115200 baud rate – max. 500 meter
Modbus:
Transmission type : RTU slave
Interface : EIA-485 / RS-485
Baud rates supported : 9600, 19200, 38400, 57600, 76800 and 115200
Start/stop bits : 8N2 (standard)
Participants : Up to 32 recommended, max. 64 participants
Load : 1/8 unit load
BACnet:
Protocol : BACnet MS/TP Master
Interface : EIA-485 / RS-485
Device profile : BACnet Application Specific Controller (B-ASC) type server
Baud rates supported : 9600, 19200, 38400, 57600, 76800 and 115200
Services (BIBBS) supported : DS-RP-B, DS-RPM-B, DS-WP-B, DS-WPM-B, DS-COV-B, DM-DDB-B,
DM-DOB-B, DM-DCC-B, DM-TS-B, DM-RD-B and DM-R-B
Participants : Up to 32 recommended, max. 64 participants
Load : 1/8 unit load.
Maplef MFH.1
Supply voltage : 24V AC/DC ±10%, 50/60 Hz
Type : Electrical, bi-directional synchronous motor
Power consumption : 24V AC: 2.6VA standby / 7.9VA operating / 9VA max.
24V DC: 1.2W standby / 3.7W operating / 4.5W max.
Inrush current : 12A (peak)
Control signal : Analog 0(2)-10V DC or digital 2-position with constant power supply
Resolution : 1:100 (0-10V analog) and 1:80 (2-10V analog)
Feedback : Yes, control signal (analog) or 0-10V DC (digital)
Failsafe function : Yes, optional open or close (set on actuator)
Electrical override : Yes
Position indicator : Yes
Operation time : 22 sec/mm (failsafe mode: 5 sec/mm)
Actuating force : 600N -50N/+100N
Stroke : 7 mm / 0.276 in
Ambient temperature3 : 0°C to +50°C / +32°F to +122°F
Media temperature : 0°C to +120°C / +32°F to +248°F
Humidity rating : 0..85% rH, no condensation
Protection : IP54 incl. upside-down, class III, indoor use only
CE conformity : EN 60730
Cable : Fixed, 5 wires x 0.50 mm2, 1.5 meter
Fixed, 5 wires x AWG20, 4.9 ft
Closing point adjustment : During operation the actuator will self-adjust
according to the closing point and stroke length of the valve.
