• Allows the use of one common transformer power supply for multiple actuators and controllers. • Self-contained, motorized valve linkage. • Linkage self-adjusts to valve stroke from 12 to 25 mm (1/2 - 1"). • Multi-pose mounting. • Strong valve seat closing force 160 lbf (710 N). • Compact size for easy installation in confined area. • One device for either Vac or Vdc power supply application. • Electronic current sensing provides internal protection and positive full closing force. • Field-addable position feedback/auxiliary switch module available.VALVE ACTUATOR, DIGITAL INTERFACE CIRCUIT, TRADELINE ANALOG MODULATING DIRECT COUPLED| Input Impedance | Voltage - 20 Kohm, Current - 237ohm |
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| Overview | The ML7984 is a self-contained, self-adjusting, motorized linkage that mounts directly onto V5011 two-way or V5013 three-way valves and provides up to 25 mm (1") of linear stem travel. For use with Series 70 2-10Vdc, 4-20mA; Series 90 135 ohm; and Electro |
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| Torque/Force (lb-in., lbf) | 160 lbf |
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| Feedback | Position feedback available w/ 272630D; 2-10 Vdc |
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| Torque/Force (Nm, N) | 710 N |
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| Fail Safe Mode | Stays in place |
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| Number of Internal Auxiliary Switch | 0 |
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| Electrical Protection | NEMA 3R |
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| Control Signal | 2 to 10 Vdc |
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| Temperature Ratings (Shipping)(F) | -40 F to +150 F |
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| Temperature Ratings (Shipping)(C) | -40 C to + 65 C |
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| Cable Entry | 7/8 in. hole for 1/2 in. conduit |
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| Ingress Protection Rating | NEMA 3R, IP54 (mounted in vertical position) |
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| Used With | V5011/13, VGF21, and VGF22 up to 3 in.; V5045 w/ 272629A |
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| Timing, Nominal Driving @ 60 Hz (sec) | 63 at 3/4 in stroke |
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| Materials | UV-stabilized plastic cover, aluminum base & yoke |
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| External Auxiliary Switches Available | 272630D |
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| Power Consumption (Driving) | 6 VA |
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| Power Consumption (Holding) | 12 VA |
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| Mounting | Screws onto 1/4-28 UNF threaded valve stem |
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| Dimensions (in.) | 6 13/16 in. high x 4 in. wide x 3 3/16 in. deep |
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| Electrical Connections | Screw terminals |
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| Temperature Range, Ambient (F) | 32 F to 130 F |
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| Dimensions (mm) | 173 mm high x 102 mm wide x 82 mm deep |
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| Temperature Range, Ambient (C) | 0 C to 55 C |
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| Temperature Range, Storage (F) | -40 F to +150 F |
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| Temperature Range, Storage (C) | -40 C to +65 C |
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| Operating Humidity Range (% RH) | 15 to 95% RH at 104 F (40 C) |
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| Comments | Direct/Reverse Acting Switch |
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