1PC used 100% tested PN-156959 Allen-Bradley High-Speed Counter & Position Tracking Board, engineered for PowerFlex 750-series AC drives (753/755/755T models, 15–250 kW, 400–480 VAC) #QYM001 J1688
1PC used 100% tested PN-156959 Allen-Bradley High-Speed Counter & Position Tracking Board, engineered for PowerFlex 750-series AC drives (753/755/755T models, 15–250 kW, 400–480 VAC) #QYM001 J1688
| Parameter | Technical Value |
|---|---|
| Part Number | PN-156959 (Spare Kit: SP-165782) |
| Product Type | High-Speed Counter & Position Tracking Board |
| Primary Compatibility | PowerFlex 753/755/755T AC Drives; pairs with PN-157189 MCB |
| Logic Power Supply | 24 VDC (±10% tolerance), 0.3 A max current draw |
| Counter Channels | 2 independent high-speed counter inputs; supports A/B quadrature, pulse/direction, and single-pulse modes |
| Maximum Count Frequency | 500 kHz (quadrature mode); 250 kHz (pulse/direction mode) |
| Position Resolution | Up to 32-bit counting range (0–4,294,967,295) |
| Input Signal Type | TTL/HTL compatible (5–24 VDC); differential input support for noise immunity |
| Signal Isolation | 2500 VAC (counter inputs to drive logic circuit); 1500 VAC (channel-to-channel) |
| Communication Interface | Drive Local Bus (DLB) for real-time data exchange with main control board |
| Protection Features | ESD protection (±15 kV air, ±8 kV contact); short-circuit protection on input channels; overvoltage clamping |
| Operating Temperature | 0–55°C (32–131°F); Storage Temperature: -40–85°C (-40–185°F) |
| Humidity Tolerance | 5%–95% RH, non-condensing |
| Vibration Resistance | 5–500 Hz, 1.5 g RMS (operational); 10 g RMS (non-operational) |
| Mounting Type | Drive-chassis integrated mount (4 M4 screws); fits standard PowerFlex 750 cabinets |
| Certifications | CE, UL Listed, cUL Certified, RoHS 2 Compliant |
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