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In chemical processing plants and precision machining centers where temperature profiles, pressure gradients, and flow rates demand versatile signal capture without dedicated modules per sensor type, the GE IC695ALG600-BC handles universal analog inputs for PACSystems RX3i controllers. It excels in industrial automation for batch reactors, extrusion lines, and HVAC chillers that mix thermocouples from hot zones, RTDs on bearings, 4-20 mA transmitters on valves, and voltage feedbacks from drives—all on one card. Engineers deploy the GE IC695ALG600-BC in control systems tackling signal diversity, like distillate columns tracking overhead temps via Type K thermocouples alongside 0-10 V positioners, ensuring clean data through group isolation that blocks crosstalk in dense racks.
This module frequently appears in power generation auxiliaries monitoring stator windings with PT100 RTDs while grabbing ±20 mA from load cells, or in pharma fermenters blending J-type TC breakouts with 1-5 V pH electrodes. In semiconductors, it is used in control systems profiling wafer furnaces with multiple Type B thermocouples and resistance bridges for gas flows, where sigma-delta conversion delivers 16-bit granularity without missing codes. Water utilities value it for pump stations combining NI 672 RTDs on motors with 4-20 mA level radars, cutting rack space versus single-purpose cards. For integrators modernizing DCS islands, the GE IC695ALG600-BC suits control systems scaling to 120 mixed inputs via diagnostics like open-wire flags on current loops, thriving where legacy panels force signal conditioners.
Product Introduction & Positioning
The GE IC695ALG600-BC is a universal analog input module for GE Emerson PACSystems RX3i, packing 8 general-purpose channels (two groups of four) plus two cold junction compensation inputs for thermocouples. Each channel configures independently for voltage (±10/0-10/0-5/1-5 V), current (±20/0-20/4-20 mA), RTD (PT/NiFe/Cu types), thermocouple (B/C/E/J/K/N/R/S/T), or resistance (250-4000 ohms), using sigma-delta A/D at 11-16 bit resolution.
In RX3i architecture, the GE IC695ALG600-BC occupies one universal backplane slot, feeding high-res digital values to the CPU for PID, trending, or alarming while supporting hot-swap in live racks. It pairs with outputs like IC695ALG808 for closed loops, with Proficy Machine Edition handling scaling, filters (8-1000 Hz), and diagnostics mapping to %AI words seamlessly.
For demanding integrators, the GE IC695ALG600-BC positions as the flexible all-rounder, eliminating splitter boxes through per-channel ranging and 250 VAC isolation, perfect for retrofit pains in mixed-signal plants.
Key Technical Features & Functional Benefits
Versatility defines the GE IC695ALG600-BC: eight channels flex across signal types with software selection, delivering 16-bit data (32-bit float option) and configurable filters rejecting noise—ideal for shaky environments where 8 Hz smooths turbine vibes without lag. Update rates hit <2 ms/channel (40 ms full group), with sigma-delta oversampling beating successive approximation on drift.
Hardware shrugs off abuse: group isolation (backplane/logic), 425 mA @5V/400 mA @3.3V draw (5.4 W max), and 0-60°C rating suit IP20 cabinets near processes. Terminal block LEDs flag removal, field status shows channel faults, and OK light confirms health—troubleshooting drops to seconds.
Integration shines with RX3i firmware 5.0+, auto-calibration on boot, and diagnostics (over/under-range, open-wire, rate-of-change) piped to PLC bits for runtime alerts. Hot-swappable design enables module swaps without rack power-down.
Reliability endures: MTBF >250k hours via coated boards, thriving in 95% RH with RoHS/CE/UL nods for global compliance.qualitrol+1
Detailed Technical Specifications
| Parameter | Value |
|---|---|
| Model | IC695ALG600-BC |
| Brand | GE Emerson PACSystems RX3i |
| Product Type | Universal analog input module |
| Number of Channels | 8 general purpose + 2 CJC (two groups of 4) |
| Input Types | Voltage (±10/0-10/0-5/1-5 V), Current (±20/0-20/4-20 mA), TC (B/C/E/J/K/N/R/S/T), RTD (PT385/3916, NiFe, Cu), Resistance (250-4000 Ω) |
| Resolution | 11-16 bits (32-bit float/integer formats) |
| Accuracy | ±0.1% span @25°C; ±0.25% over temp |
| Update Rate | <2 ms/channel; 40 ms full group (1 kHz filter) |
| Filter Options | 8/12/16/40/200/1000 Hz |
| Backplane Power | 5V @425 mA; 3.3V @400 mA (5.4 W max) |
| Isolation | 250 VAC continuous; 1500 VAC/1 min |
| Operating Temperature | 0 to 60 °C |
| Storage Temperature | -40 to 85 °C |
| Relative Humidity | 5-95% non-condensing |
| Terminal Block | IC694ACC600-compatible, hot-swappable |
| Status Indicators | OK, Field Status, Terminal Block LEDs |
| Diagnostics | Over/under-range, open-wire, ROC |
| Mounting | RX3i universal backplane (1 slot) |
- IC695ALG600-BC
- IC695ALG600-BC
Related Modules or Compatible Units
IC695ALG608 – Companion TC-focused module extending IC695ALG600-BC for denser thermal arrays.
IC695ALG800 – 8-channel output counterpart balancing IC695ALG600-BC for regulator loops.
IC695CHS/CLSxxx – RX3i backplanes housing the IC695ALG600-BC in main/remote racks.
IC695CPU315 – High-res RX3i CPU leveraging IC695ALG600-BC data for advanced control.
IC694ACC600 – Terminal block matching the IC695ALG600-BC for field wiring.
Installation Notes & Maintenance Best Practices
Classify signals by group before wiring the GE IC695ALG600-BC—route shields grounded at module, segregate high-voltage by 6 inches, and torque terminals per spec. Insert into powered universal rack (not remote), confirming TB LEDs green post-scan; baseline scaling via Proficy during cold commission.
Quarterly diagnostics poll underrange flags for drifting transmitters; annually calibrate two channels with precision sources, reseating TBs in humid zones. Hot-swap needs CPU inhibit but restores in seconds—log filter tunes to process dynamics.
