Configured for high-speed counting and measurement tasks in RX3i PacSystem platforms, the GE Fanuc IC694APU300 (IC694APU300 High-speed Counter Module) provides direct physical/electrical execution. The hardware processes dynamic field-level frequency inputs and actuates localized positive logic outputs directly based on configured counter parameters.
| Parameter | Specification |
|---|---|
| Model | IC694APU300 |
| Brand | GE Fanuc Emerson |
| Origin | United States |
| Weight | 0.37 kg (0.81 lbs) |
| Dimensions | Standard single-slot RX3i carrier footprint |
| Operating Temp | 0 to 60 deg C |
| Power Consumption | 250 mA (1.25 Watts) from 5 VDC backplane bus |
| Maximum Count Rate | 1 MHz (Duty cycle 25% to 87%) |
| Input Channels | 12 single-ended inputs or 6 differential inputs |
| Input Voltage Range | 5 VDC (TSEL jumpered to INCOM); 10 to 30 VDC (TSEL open) |
| Off-State Leakage Current | 10 uA maximum per point |
| Discrete Outputs | Four positive logic outputs |
| Output Voltage Range | 4.7 to 40 VDC @ 1.5 A maximum resistive load (0.5 A pilot duty) |
| Output Voltage Drop | 0.5 V @ 500 mA; 1.5 V @ 1.5 A |
| Group-to-group Isolation | 250 VAC continuous; 1500 VAC transient for 1 minute |
The IC694APU300 utilizes direct backplane bus communication paths to transfer real-time counting registers and diagnostic data without requiring additional high-speed communication licences. The module optimizes overall system I/O density scaling by executing internal counting processes locally on the card, preventing standard CPU backplane scan times from delaying rapid-switching pulse processing. Field logic configurations remain reliable because the module provides integrated electronic short-circuit protection (ESCP) with self-healing attributes, enabling automatic circuit recovery following overcurrent faults.
Q: Can the IC694APU300 module handle standard CMOS loads directly?
A: Yes. The discrete output channels on this high-speed counter module are equipped with direct CMOS load drive capabilities to interface with modern solid-state industrial logic circuits.
Q: What is the peak current threshold before the Electronic Short Circuit Protection (ESCP) trips?
A: The output channels are engineered to allow an inrush current of up to 1.6 A without triggering the active overcurrent ESCP protection circuit.
Q: How is the module protected against field wiring errors?
A: The hardware incorporates dedicated reverse polarity protection to prevent damage to internal circuits if reverse wiring occurs between the OUTPWR and OUTCOM field terminals.
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