| Model | FW-V20 | FW-V20P | FW-V25 | FW-V25P |
| Type | NPN | PNP | NPN | PNP |
| Rating
Power voltage | 24 VDC, ripple (P-P): 10% or less |
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Normal | 1680 mW (70 mA) or less*1 |
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| Power save | 1370 mW (57 mA) or less*1 |
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| Normal | 2640 mW (110 mA) or less*1 |
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| Power save | 2330 mW (97 mA) or less*1 |
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| Display power | Dual row display with signed 3-digit 7-segment LED (character height: upper characters: 8 mm 0.32″, red; lower characters: 5.7 mm 0.22″, green),
display update cycle: 10 times/sec. (5 times/sec. when averaging the display) |
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| Operation status indicators | Red LED × 2 (corresponding to control output 1 and control output 2), green LED × 2 (display channel indicators) |
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| Chattering prevention function | Off, 0.5, 1, 2, 5, 10 s selectable (When the FW-H10R is connected, this is selectable between off, 1, 2, 5, and 10 s.) |
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| Bank/external shift input | No-voltage input (with contacts, without contacts), input time: 25 ms or more (switchable with analog output) |
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| Control output | Maximum NPN open-collector output: 100 mA (40 V or less),
residual voltage: 1 V or less, 2 outputs (N.O./N.C. switchable) | Maximum PNP open-collector output: 100 mA (30 V or less),
residual voltage: 1 V or less, 2 outputs (N.O./N.C. switchable) | Maximum NPN open-collector output: 100 mA (40 V or less),
residual voltage: 1 V or less, 2 outputs (N.O./N.C. switchable) | Maximum PNP open-collector output: 100 mA (30 V or less),
residual voltage: 1 V or less, 2 outputs (N.O./N.C. switchable) |
| Protection circuit | Reverse polarity protection, overcurrent protection, surge absorption |
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| Analog output | 4 to 20 mA, maximum load resistance: 260 Ω (Bank/external shift input/analog output selectable) |
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| Ambient temperature | -10 to +55 °C 14 to 131 °F (No freezing) |
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| Relative humidity | 35 to 85 % RH (No condensation) |
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| Vibration resistance | 10 to 55 Hz, Double amplitude 1.5 mm 0.06″, 2 hours in each of the X, Y, and Z axis |
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| Material | Main unit and cover: polycarbonate, key tops: elastomer |
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| Accessories | Mounting bracket, power cable, instruction manual | Panel mounting bracket, Protective front cover, Power cable, Instruction manual |
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| Weight | Approx. 85 g (Including a 6.6′ 2-m power cable) |
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