Model EM14 14mm Rotary Optical Encoder
with Switch Option
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| Features: |
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HCMOS, CMOS and TTL compatible Optical Encoder |
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Compact package size |
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High rotational cycle life |
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IP54 Rating |
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RoHS Compliant |
| Options: |
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Push Switch—Standard or High Force |
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32 Detents |
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Model
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EM14
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14mm Rotary Optical Encoder
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Electrical Specifications
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Output
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2-bit quadrature code
CW direction: Channel A leads Channel B
CCW direction: Channel A lags Channel B |
Resolution
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8 to 64 pulses per revolution (PPR)
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Supply Voltage (VCC)
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5.0 VDC ±0.25 VDC
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Supply Current (ICC)
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26 mA maximum
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Output Voltage
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Low (VCE(sat)), per Channel:
800 mV max. at I(SINK) = 25 mA
High (VO(HI)), per Channel:
4.0 VDC min. @ VCC = 4.75 VDC
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Output Current I(SINK)
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25 mA maximum per Channel
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Rise/Fall Time
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200 ns typical
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Power Dissipation
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167 mW maximum
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Pulse Width
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180°e typical (per Channel)
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Phase Angle
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90°e ±45°e
(Channel A Leads Channel B, CW Rotation) |
Insulation Resistance
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1,000 megohms minimum @ 500 VDC
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Operating RPM
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120 maximum
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Switch Power Rating
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12 VDC / 20 mA (600 ohms minimum load)
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Switch Contact Resistance
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200 ohms maximum
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Mechanical Specifications
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Mechanical Angle
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360° Continuous
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Starting/Running Torque
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31.06 N-cm (1.5 oz.-in.) maximum
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Detent Torque
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1.2 N-cm (1.7 oz.-in.) typical |
Rotational Life
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Non-detent (@30 RPM): 1,000,000 cycles
(2,000,000 revolutions)
With detent (@30 RPM): 100,000 cycles
(200,000 revolutions)
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Switch Life
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100,000 cycles |
Switch Actuation Force
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Standard: 250 gm (8.82 oz.) typical
High Force: 850 gm (29.98 oz.) typical |
Switch Actuation Travel
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Standard: 0.04 in. typical
High Force: 0.025 in. typical |
Shaft Radial Play
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0.005 in. maximum |
Shaft Axial Structural Strength
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35 lbs. minimum |
Mounting Torque
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2.0 N-m (18 lb.-in.) maximum |
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Environmental Specifications
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Operating Temperature Range @ 5.0 VDC
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-40°C to +70°C (-40°F to +158°F)
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Storage Temperature Range
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-55°C to +125°C (-67°F to +257°F)
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Vibration
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15 G
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Shock
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50 G
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Humidity
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MIL-STD-202, Method 103B, Condition B
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Flammability
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Conforms to UL 94HB
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IP Rating
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IP54
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Materials and Finishes
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Terminals
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Sn plated PC pins
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Soldering Condition
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| Manual Soldering: | 96.5Sn/3.0Ag/0.5Cu solid wire or no-clean rosin cored wire; 370°C (700°F) max. for 3 seconds |
| Wave Soldering: | 96.5Sn/3.0Ag/0.5Cu solder with no-clean flux; 260°C (500°F) max. for 5 seconds |
| Wash Processes: | Not recommended |
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| Mounting Hardware |
Nut: Black anodized brass, hex (metric)/ Nickel-plated brass, hex (SAE)
Lockwasher: Nickel-plated spring steel, internal tooth |
| Marking |
Manufacturer’s symbol, model number, product code, terminal style and date code |
| Standard Packaging |
Anti-static plastic tube (25 pcs./tube) |
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