GE IC697MDL671

Description

Detailed Parameter Table

GE IC697MDL671

Product Introduction

The GE IC697MDL671 is a high-density 32-channel digital input module in GE’s Series 90-70 PLC family, engineered as the “industrial signal acquisition hub” for automation systems—converting real-world discrete signals (from sensors, switches, or detectors) into digital data for Series 90-70 CPUs. Unlike the output-focused IC697MDL740 (16-channel relay output) and IC697MDL750 (32-channel relay output), the IC697MDL671 specializes in “signal perception”: it captures 32 independent input signals in a single chassis slot, eliminating the need for multiple low-channel input modules.

Technical positioning for industries requiring massive discrete signal collection (e.g., assembly lines, logistics sorting systems, or machine tool clusters), the IC697MDL671 retains Series 90-70’s core reliability: configurable sinking/sourcing input mode adapts to NPN/PNP sensors, while 2500 V AC optical isolation prevents signal interference from industrial noise. It pairs seamlessly with Series 90-70 components—powered by IC697PWR710F (chassis logic power) and controlled by IC697CPU770 (CPU)—acting as the “frontline of data acquisition” in automation architectures. For systems with 20–32 sensors (e.g., limit switches, photoelectric sensors), it reduces chassis slot usage by 50% compared to 16-channel input modules (e.g., IC697DIA310), optimizing control cabinet space.

Core Advantages and Technical Highlights

32-Channel High Density for Signal Concentration: The IC697MDL671’s 32 isolated channels fit in one chassis slot, replacing two 16-channel modules (e.g., IC697DIA310). A car door assembly line with 24 limit switches (position detection) and 8 photoelectric sensors (part presence) can use one IC697MDL671 instead of two input modules—freeing a slot for an Ethernet module (e.g., IC697BEM731U) and cutting hardware costs by 35%.

Dual-Mode Input Compatibility: Configurable sinking/sourcing input mode supports both NPN (common emitter) and PNP (common collector) sensors without external converters. A logistics sorting system, for example, can connect 16 NPN photoelectric sensors (package detection) and 16 PNP proximity switches (conveyor position) to the same module—avoiding separate modules for different sensor types and reducing wiring complexity by 40%.

High-Isolation and Noise Immunity: 2500 V AC per-channel optical isolation blocks ground loops and electromagnetic interference (EMI) from nearby motors or inverters. In a metal stamping workshop with high EMI, this ensures accurate detection of 24 V DC limit switch signals (critical for stamping die positioning)—reducing false triggers by 90% compared to non-isolated modules.

Fast Response for High-Speed Systems: Configurable response time (≤1 ms fast mode) adapts to high-speed applications. A bottle-filling line with 32 flow detectors uses fast mode to capture “bottle present” signals within 1 ms—enabling the CPU to trigger filling valves in time and reducing spillage losses by $2,000/month.

Typical Application Scenarios

In automotive component assembly lines (e.g., gearbox assembly), the IC697MDL671 (installed in IC697CHS750 chassis) collects signals from 28 limit switches (bolt tightening position) and 4 pressure sensors (clamping force switches). Controlled by IC697CPU770, it sends “part in place” signals to the IC697MDL750 output module (driving assembly motors). Optical isolation resists EMI from welding machines, while 32-channel density keeps the chassis compact—supporting 60 gearboxes/hour production with 0.1% error rate.

For logistics parcel sorting systems (handling 5,000 parcels/hour), the IC697MDL671 connects 32 photoelectric sensors (parcel size/position detection). It feeds real-time data to IC697CPU770, which triggers IC697MDL740-controlled sorting gates. Configurable input mode allows mixing NPN/PNP sensors from different suppliers, while open-circuit detection alerts to faulty sensor wires—reducing sorting errors by 80% and minimizing parcel misrouting.

In plastic injection molding workshops, the IC697MDL671 monitors 16 temperature switch signals (mold overheat) and 16 door interlock switches (operator safety). When a temperature switch triggers, it sends a signal to IC697CPU770 to shut down the IC697MDL740-controlled injection motor. Reverse polarity protection prevents damage from incorrect sensor wiring—avoiding $1,500 in sensor replacement costs annually.

GE IC697MDL671

Related Model Recommendations

IC697CPU770: Mid-entry Series 90-70 CPU—processes signals from IC697MDL671 and controls output modules (e.g., IC697MDL740).

IC697PWR710F: Entry-level 10 A power supply—provides 5V DC logic power to IC697MDL671 (no external load power needed).

IC697CHS750: 8-slot chassis—ideal for IC697MDL671 + IC697CPU770 + IC697MDL750 integration in medium systems.

IC697MDL740: 16-channel output module—paired with IC697MDL671 to form “input-output loops” (e.g., sensor signal → motor activation).

IC697BEM731U: Ethernet module—enables remote monitoring of IC697MDL671 sensor status via SCADA (e.g., sorting system diagnostics).

IC697DIA310: 16-channel input module—alternative for small systems (≤16 sensors, e.g., standalone lathes).

IC697PWR720: 15 A power supply—upgrade for systems with 2+ IC697MDL671 modules (high logic power demand).

Installation, Commissioning and Maintenance Instructions

Installation preparation: Power off the Series 90-70 chassis (e.g., IC697CHS750) and verify CPU/power supply compatibility (e.g., IC697CPU770 + IC697PWR710F). Required tools: anti-static wristband, torque screwdriver (0.8–1.2 N·m), wire strippers (22–18 AWG), and multimeter. Ensure the slot is free of dust (critical for isolation performance).

Installation and wiring: Align the module with the chassis slot, push until latched, and secure with screws. Connect 5V DC logic power via the chassis backplane. Wire sensors to terminal blocks: connect 24 V DC positive to “V+” terminal, sensor signal wire to channel terminal, and sensor ground to “COM” (sinking mode) or module ground (sourcing mode). Tighten terminal screws to 0.4 N·m to avoid signal loss.

Commissioning and maintenance: Power on the chassis, use Proficy Machine Edition to configure input mode (sinking/sourcing) and response time. Test each channel by activating the sensor—confirm green LED lights and CPU receives the signal. Daily maintenance: check channel LEDs (steady green = normal, off = open circuit). Every 6 months: test isolation resistance (≥100 MΩ @ 500 V DC) and clean terminals with compressed air. Replace if isolation fails or ≥10 channels show open-circuit false alarms.

Service and Guarantee Commitment

The GE IC697MDL671 includes a 1-year manufacturer’s warranty (standard for Series 90-70 I/O modules) covering material defects (e.g., isolation circuits, terminal blocks) and workmanship. GE provides 24/7 technical support via phone/email, with engineers specializing in Series 90-70 data acquisition systems to assist with sensor compatibility and wiring troubleshooting.

Beyond warranty, GE offers on-site calibration (isolation testing, response time verification) and sensor integration services. Global service centers stock genuine spare parts (e.g., terminal blocks, isolation chips), ensuring 2–3 business days delivery for urgent replacements. Each module undergoes 100% factory testing—validating isolation, response time, and EMI immunity—to meet automotive, logistics, and manufacturing industry reliability standards.