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Introduction
Specifications
Features
Service Manuals
DDB
DDD
Dimensional Drawing
Catalog Page
Ordering
Series DDB & DDD
Non-Spring Return Direct Coupled Actuators
Low Cost, Two-Position or Modulating
Power Requirements:
110 VAC, 24 VAC, ±10%, 50/60 Hz, single phase. Optional 230 VAC; DDD: 24 VAC, ±10%, 50/60 Hz, single phase.
Power Consumption:
DDB: 5.5 VA; DDD: 7.5 VA.
Control Input:
DDB: Two-position or floating; DDD: 4-20 mA or 0-10 VDC..
Overload Protection:
Magnetic clutch.
Angle of Rotation:
95° (mechanically adjustable).
Accuracy:
DDD: ±5%.
Fits Shaft Diameter:
0.4˝ - 0.75˝ (10-20 mm).
Position Indication:
Visual indicator.
Direction of Rotation:
CW/CCW.
Running Time:
88 in-lb: 66 sec., 132 in-lb: 90 sec., 177 in-lb: 110 sec.; 265 in-lb:143 sec.
Electrical Connection:
Terminal block, 18 AWG.
Manual Override:
Push button.
Temperature Limit:
-22 to 122°F (-30 to 50°C).
Sound:
<45 dB.
Life Expectancy:
60000 full cycles.
Housing:
NEMA 2 (IP42).
Standard Accessories:
(2) imitative baffles, (2) baffle setscrews, (1) setting bracket.
Weight:
DDB: 2.87 lb (1.3 kg) 88, 132 in-lb models; 3.68 lb (1.67 kg) 177, 265 in-lb models; DDD: 2.98 lb (1.35 kg) 88, 132 in-lb models; 3.79 lb (1.72 kg) 177, 265 in-lb models.
Agency Approvals:
CE.
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Dwyer Instruments, Inc.
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