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ML7999B

Universal Direct Coupled Actuator, Unit

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Honeywell ML7999B universal direct coupled actuator provides 100 lb-in. torque, 4 to 20 mA control input to control combustion air dampers and modulation valves. Includes precision drive shaft control and integral power supply.

Download Product Specifications

  • Separate wiring compartment between line voltage power wiring and low voltage control
  • Programmable actuator stroke against 4-20 mA input
  • Couples directly to 1/2-in. shaft with no additional parts required; couples directly to 5/16- and 3/8-in. 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 2
  • IF54 with weatherproof kit

Frequency : 50 Hz; 60 Hz

Approvals, Underwriters Laboratories Inc. : Meets UL873

Approvals, Canadian Standards Association : Certified

Operating Humidity Range (% RH) : 5 to 95% RH, non-condensing

Voltage : 15VA,100 to 240 Vac

Shipping and Storage Temperature Range (F) : -40 F to +150 F

Shipping and Storage Temperature Range (C) : -40 C to +65 C

Approvals, CE : Certified

Vibration : 0.0 to 0.5g continuous

  • ML7999B1002/U – Universal Direct Coupled Actuator, Unit 

Honeywell Environmental & Energy Solutions

Honeywell is an industry leader in manufacturing a comprehensive line of combustion equipment to meet critical heating requirements of virtually every industrial process. Honeywell burner management systems are designed in a variety of configurations to heat air streams, liquids, ovens and furnaces with outstanding efficiency, reliability and performance. Honeywell also offers combustion control valves, viz. Shut-Off valves and Control valves. These present many operational advantages to help prevent leakage and are engineered and tested for life cycles of 1,000,000 closures. This type of performance leadership along with excellent expertise and customer focused approach has made Honeywell a highly trusted and sought after name in combustion products worldwide –serving a multitude of industries in a multitude of applications. SIL3 Capable and CSA B149.3 certified burner management system solutions include state of the art flame controls, fuel air ratio controls, pressure switches, gas solenoid valves, mod motors and associated accessories are stocked by MicroWatt and backed by our experienced technical staff and engineering group.

ML7999B

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