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Keyence GT-71A
Amplifier Unit, DIN Rail Type, NPN. GT-71A. Series: General Purpose Digital Contact Sensor. Series code: GT series
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Description
Amplifier Unit, DIN Rail Type, NPN. GT-71A. Series: General Purpose Digital Contact Sensor. Series code: GT series
Specification
| Model Name | Amplifier Unit, DIN Rail Type, NPN |
|---|---|
| Model Code | GT-71A |
| Series Title | General Purpose Digital Contact Sensor |
| Series Code | GT series |
| Data Sheet URL | https://www.keyence.com/download/download/confirmation/?dlSeriesId=WS_SR_gt&dlModelId=PM_18971A&dlSiteId=1&dlLanguageId=en-US&dlLangType=en-US |
| CAD URL | https://www.keyence.com/products/sensor/positioning/gt/downloads/?mode=cd&modelId=PM_18971A |
| Manuals URL | https://www.keyence.com/products/sensor/positioning/gt/downloads/?mode=ma&modelId=PM_18971A |
| Model | GT-71A |
| Type | Amplifier unit |
| Mounting method | DIN rail mount*1 |
| Output | NPN output |
| Main unit/expansion unit | Main unit*2 |
| Power consumption - Normal | At 12 V: 1,140 mW (95 mA) or less, At 24 V: 1,200 mW (50 mA) or less |
| Power consumption - Power saving (Eco) | At 12 V: 600 mW (50 mA) or less, At 24 V: 840 mW (35 mA) or less |
| Display power - Measured value display | 6-digit 7-segment LED (red) |
| Display power - Other displays | 2-color 13-level bar LED display (red, green), indicators (red, green) |
| Display range | -99.999 to 999.999 |
| Display resolution | 1 µm 0.000039″ |
| Sampling rate | 2,000 times/second |
| Control input | Timing input: Non-voltage input (relay contact, solid state), input time: 2 ms or morePreset/Bank input: Non-voltage input (relay contact, solid state), input time: 20 ms or more |
| Response time | hsp (1.5 ms) , 5 ms, 10 ms, 100 ms, 500 ms, 1 s, 5 s |
| HIGH, GO, LOW output | NPN open collector, 50 mA max. (40 V or less), residual voltage: 1 V or less, N.O./N.C. switchable |
| Major functions | Preset, Hold, Variable hysteresis, Variable response time, Multiplier setting, Bank function (4 banks),Self-timing, Power save (eco) mode, Application mode, Calibration function, Core alarm |
| Rating | 12 to 24 VDC, Ripple (P-P) 10 % or less*3 |
| Environmental resistance - Ambient temperature | -10 to +55 °C 14 to 131 °F (No freezing) |
| Environmental resistance - Relative humidity | 35 to 85 % RH (No condensation) |
| Environmental resistance - Vibration resistance | 10 to 55 Hz, Double amplitude 1.5 mm 0.06″, 2 hours in each of the X, Y, and Z directions |
| Material | Main body case: Polycarbonate, Key top: Polyacetal, Front sheet: Polycarbonate, Cable: PVC |
| Accessories | Instruction manual |
| Weight | Approx. 110 g (including the power cable) |
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