Honeywell ML7999C Product Data

ML7999C Universal
Parallel-Positioning Actuator
APPLICATION
ML7999C Universal Parallel-Positioning Actuator
provides 100 lb-in. torque, pulse-width-modulating
(PWM) control of combustion air dampers, butterfly gas
valves, oil modulation valves, and flue gas recirculation
systems. The actuator includes a precision feedback
potentiometer and integral power supply capable of direct
line voltage connection. The ML7999C Actuator is part of
the ControLinks™ Control System, and must be used with
the R7999C ControLinks™ Controller.
Application .....................................................................................
Features ..........................................................................................
Specifications ...............................................................................
Ordering Information ................................................................
Installation .....................................................................................
Wiring ...............................................................................................
Operation .......................................................................................
Checkout And Troubleshooting .............................................
FEATURES
• Universal power supply input.
• Password protected with an eight-digit hexadecimal
identification signal.
• 100 lb-in. (11.3 Nm) torque.
• Includes integral position feedback potentiometer.
• Separate wiring compartment between line voltage
power wiring and low voltage control.
• Direct coupling shaft interface mounting.
• Couples directly to a 1/2 in. (13 mm) shaft with no
additional parts required.
• Couples directly to 5/16 in. (8 mm) and 3/8 in. (9
mm) shafts using available self-centering shaft
reduction accessories.
• Shaft coupler assembly available for shafts larger
than 1/2 in.
• Bracket Accessory Kit available for mounting to
Honeywell V51 Butterfly Gas Valves.
• Visual indication of actuator position.
• NEMA 3 rating with optional weatherproof kit.
• UL, FM, CSA approved.
SPECIFICATIONS
Model:
ML7999C Universal Parallel-Positioning Actuator.
Medium torque electronic actuator with a precision
feedback potentiometer and integral power supply
capable of direct line voltage connection.
Dimensions: See Fig. 1.
Electrical Ratings:
Power Input: 100 to 240 Vac +10% -15%, 50/60 Hz.
Maximum Power Consumption: 15 VA.
IMPORTANT
Device must be hardwired.
Temperature Range:
Contents
Ambient: -40°F to +140°F (-40°C to +60°C).
Storage: -40°F to +150°F (-40°C to +66°C).
1
1
Humidity Range (at 95°F [35°C]): 5 to 95 percent relative
1
humidity, noncondensing.
2
3
4
5
8
PRODUCT DATA
32-00079EF-01