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Specifications; Ordering Information; Ml6984, Ml7984 Series - Honeywell ML6984 User Manual

Series 4000 direct coupled valve actuators
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ML6984, ML7984 SERIES 4000 DIRECT COUPLED VALVE ACTUATORS

SPECIFICATIONS

IMPORTANT
The specifications given in this publication do not
include normal manufacturing tolerances. There-
fore, an individual unit may not exactly match the
listed specifications. Also, this product is tested
and calibrated under closely controlled conditions
and some minor differences in performance can
be expected if those conditions are changed.
Operating Environment:
Operating Ambient Temperature: 32° to 130° F (0° to 54°
C) measured at the actuator.
Shipping Temperature: -40° to 150° F (-40° to +65° C).
Relative Humidity: 15% to 95% up to 104° F (40° C), non-
condensing atmosphere NEMA-3R/IP54 cover for out-
door installation.
Acoustic Noise: 55 dBA maximum Sound Pressure Level
at 39 in. (991.0 mm) distance.
Electrical Ratings: Power supply/consumption: 24 V
(+10%, -15%), 50/60 Hz or 28 Vdc +/- 10%, 6 VA (Run-
ning), 12 VA (Valve seating).
CE Certified
Inputs:
ML6984
- 25 mA 24 Vac (5-wire mode only)
- 500 mA (valve seating 3-wire mode)
- Minimum Signal Input Duration: 100 ms
ML7984*
- 2 -10 Vdc (1 mA); 4-20 mAdc
Table 1. Close-off pressure ratings of ML6984/7984 Series 4000 with Honeywell valves, psid
Type
Valve Family
Flare
V5011A
V3350/51/60/61;
V3450/51/60/61
NPT
V5011F, G
V5011H, J
V5011N, V5013N
V5011N2xxx, V5011G Steam
V5013F
*Do not exceed 100 psid with valves used in steam applications.

ORDERING INFORMATION

When purchasing replacement and modernization products from your TRADELINE® wholesaler or distributor, refer to the
TRADELINE® Catalog or price sheets for complete ordering number. If you have additional questions, need further
information, or would like to comment on our products or services, please write or phone:
1. Your local Honeywell Environmental and Combustion Controls Sales Office (check white pages of your phone
directory).
2. Honeywell Customer Care
1985 Douglas Drive North
Golden Valley, Minnesota 55422-4386
3. http://customer.honeywell.com or http://customer.honeywell.ca
International Sales and Service Offices in all principal cities of the world. Manufacturing in Belgium, Canada, China,
Czech Republic, Germany, Hungary, Italy, Mexico, Netherlands, United Kingdom, and United States.
95C-10939—11
*May be used with 0-10 Vdc input but valve will be
closed at 2 Vdc.
Input Impedance for the ML7984:
Voltage Source - 20 KW ohm
Current Source- 237 ohm
Shipping Weight: Approx. 2.2 lb (1 kg).
Accessories/Parts:
272629A - Mounting adapter for V5045 valves.
272630D - Electronic position feedback low voltage auxil-
iary switch.
272822 - Resistor kit for multiple actuator Series 90 appli-
cation and for ML7984 to replace the old ML784 (4-20
mA).
40003793-005 - Mounting hardware bag assembly.
Mechanical Ratings:
Stroke - Between 1/2 in. (13 mm) and 1 in. (25 mm), self-
adjusting.
Bonnet - 1 3/8 in. (35 mm) for V5011/13 valves up to 3 in.
(76 mm)(DN80).
Stem Coupling - 1/4-28 UNF thread.
Stroke Timing - Nominal 63 seconds for 3/4 in. (19 mm)
Closing Force - 710 N (160 lbf) minimum at 24 Vac.
Performance Specifications:
Life Expectancy - (at rated load and power conditions)
50,000 full stroke cycles plus 1,000,000 repositions of
10% stem travel or 10 years, whichever occurs first.
Hysteresis - 5%
1/2 in.
3/4 in.
1 in.
150
150
150
150
150
150
150
150
150
230
230
193
100
100
100
150
150
150
2
stroke.
- Proportional to stroke length at 24 Vac.
- Force varies 22 N/V (5 lbf/volt).
1-1/4 in. 1-1/2 in.
2 in.
150
91
58
150
91
58
150
123
79
44
100
79
44
149
91
58
2-1/2 in.
3 in.
77
53
63
45
33
19

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Ml7984