Product Brief
Industrial ruggedized analog input module engineered for extreme vibration, wide temperature range mining and heavy process industry deployments, supporting RTD temperature transmitters and multi-standard analog field signals with enhanced electrical noise immunity circuitry.
Technical Specifications
- Backplane Supply Power: 24 V DC, 7.0 W nominal power consumption
- Input Channel Quantity: 8 universal isolated analog input channels
- Supported Signal Inputs: 4–20 mA, 0–10 V DC, Pt100 / Pt1000 RTD temperature sensors
- Measurement Accuracy: 0.2% Full Scale steady-state precision rating
- Channel-to-Ground Isolation: 500 Vrms galvanic isolation per channel
- CMRR Noise Rejection: >80 dB at 50/60 Hz industrial mains frequency
- Vibration Tolerance: Continuous 2 g sinusoidal vibration 10–1000 Hz frequency band
- Operating Temperature Range: -25 °C to +70 °C
- Physical Dimensions: 100 mm (H) × 50 mm (W) × 20 mm (D)
- Net Weight: 0.70 kg
- Certifications: CE, UL, ATEX Zone 2, FM Class I Div 2
Functional Features
- Ruggedized internal PCB mechanical mounting brackets for high-vibration conveyor and crushing equipment racks
- Wide-range RTD temperature measurement with automatic two/three-wire sensor detection
- Heavy-duty multi-stage EMI filtering circuits for high-voltage motor adjacent installation locations
- Per-channel open-sensor wire and short-circuit fault diagnostic detection
- On-board signal averaging algorithm stabilizing readings on continuously vibrating field transmitters
Material Composition
- Enclosure: Reinforced impact-resistant UL94-V0 ABS black plastic housing
- PCB Substrate: Thickened FR4 fiberglass circuit board with mechanical shock isolation mounting pads
- EMI Filter Components: Multi-stage ferrite core signal suppression inductors
- Wiring Terminals: Heavy-duty nickel-plated copper spring-clamp terminal blocks
Structural Characteristics
- Single-slot standard Metso DCS DIN rail rack ruggedized mounting form factor
- Front heavy-duty removable terminal block with vibration-locking wire retention springs
- Rear reinforced backplane pin header interlock with shock-absorbing plastic housing
- Internal passive aluminum heat sink optimized for +70 °C maximum high-temperature operation
Working Principle
Universal analog and RTD temperature signals from mining conveyor bearing, crushing equipment, and heavy process field transmitters enter multi-stage EMI noise filter circuits before isolated channel signal conditioning hardware. Precision analog-to-digital converters translate continuous analog measurement values to digital data streams stabilized by configurable averaging algorithms to eliminate vibration-induced signal fluctuation. Processed digital measurement data packets are transmitted over the rack backplane serial bus to the central DCS CPU for real-time equipment condition monitoring and predictive maintenance logic execution.
Core Advantages
- 2 g continuous vibration tolerance enables direct installation on mining crushing and conveyor control racks
- -25 °C to +70 °C wide operating temperature range eliminates cabinet heating/cooling requirements for mine site deployments
-
80 dB CMRR noise rejection maintains accurate measurements adjacent to high-voltage industrial motor equipment
- Automatic two/three-wire RTD sensor detection reduces field wiring configuration labor
- ATEX Zone 2 hazardous location certification for underground coal and mineral mining process control
Applicable Industries
Open-pit & underground mineral mining, aggregate crushing processing plants, heavy-duty cement manufacturing, large-scale thermal power station auxiliary equipment monitoring, metal smelting furnace temperature measurement
Installation Mandatory Requirements
- Mount exclusively on reinforced DIN rail rack systems rated for 2 g continuous vibration
- All field sensor wiring must utilize shielded twisted pair heavy-duty industrial cable
- Cable shielding single-point grounding only at control cabinet terminal bar
- Maintain minimum 20 mm vertical airflow clearance above and below module rack slots
- Rack mounting frame must be rigidly secured to eliminate structural vibration resonance
Operational Maintenance & Usage Restrictions
- Bi-annual terminal block wiring tightness inspection mandatory for high-vibration mine site deployments
- Ambient operating temperature must remain within -25 °C to +70 °C specified band
- Maximum field sensor cable run length limited to 280 meters for all analog and RTD signals
- Do not install module within 50 cm of high-current variable frequency motor drive cabinets
- Spare module storage requires vibration-free dry warehouse environment with temperature control 10–40 °C
Reviews
There are no reviews yet.