TECSYSTEM NT538 BASIC 8-Channel Smart Temperature Controller
The TECSYSTEM NT538 BASIC is an 8-channel smart temperature monitor based on an electronic microcontroller, specifically designed for temperature monitoring of electric motors and medium-voltage dry-type/cast resin transformers. This device integrates temperature monitoring, multi-stage alarms, and automatic fan control, serving as the core control unit for thermal protection of industrial electrical equipment.
Key Specifications:
· Brand: TECSYSTEM (Italy)
· Model: NT538 BASIC (Code 1CN0156)
· Input Channels: 8 independent 3-wire PT100 platinum resistance inputs
· Output Configuration: 4 dry contact relay outputs (ALARM, TRIP, FAULT, FAN)
· Power Supply: 24-240V AC/DC universal, auto-sensing, 50/60Hz
· Measuring Range: -40°C to +200°C
· Measuring Accuracy: ±0.5°C
· Display: Dual LED display showing real-time temperature, channel number, and alarm status
· Dimensions: 100 x 100 mm (panel), depth 131 mm (including terminals), cutout 92 x 92 mm
· Protection Rating: IP65 (front panel)
Key Features:
· VOTING Function: Multi-channel data logic judgment to prevent false alarms from single sensor failure, enhancing protection reliability
· FAIL SAFE: Automatically triggers protection action on sensor open circuit or short circuit
· Programmable Thresholds: Independent alarm, trip, and fan start/stop temperature settings for all 8 channels
· Dual Fan Control: Automatic cooling fan control (FAN1, FAN2)
· Data Storage: Built-in EEPROM, parameters saved during power failure
Certifications:
· CE, EN50121-5 (standard)
· cULus (optional, for North American market)
· RINA (optional, for marine applications)
Applications:
· Industrial Automation Control Systems
· Temperature Monitoring for Medium-Voltage Dry-Type/Cast Resin Transformers
· Electric Motor Thermal Protection
· Electrical Equipment Temperature Monitoring
· Marine Applications (RINA certification optional)
· North American Market (cULus certification optional)
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