NCS-TT108F Rail Mounted Multi-Input FF Temperature Transmitter

NCS-TT108F

Product Overview

NCS-TT108F Intelligent Temperature Transmitter is an eight-channel DIN-rail mounted temperature transmitter designed to meet the requirements of multi-point temperature measurement in industrial field applications.

It supports a wide variety of sensors, including various types of RTDs, thermocouples (TC), resistance (Ω), and voltage (mV) inputs, and is compatible with the FOUNDATION Fieldbus (FF) communication protocol.

The product has passed multiple international certifications, including explosion-proof and FCG, and is widely used in process industries such as petroleum, chemical, power, and metallurgy.

Input Signal Resistance: Pt100, Pt1000, CU50, CU100, 0~500Ω, 0~4000Ω
Thermocouple: B, E, J, N, K, R, S, T (8 types)
Voltage: -100mV ~ 100mV
Number of Channels 8 Channels
RTD Wiring 2, 3-wire
Bus Power Non-Intrinsic Safety:
Non-LCD: 9 ~ 32 VDC, Static Current: ≤20 mA
LCD: 9 ~ 32 VDC, Static Current: ≤28 mA
Intrinsic Safety:
Non-LCD: 9 ~ 17.5 VDC, Static Current: ≤20 mA
Bus Signal Communication rate 31.25 Kbit/s
Isolation Voltage Input channel to Bus: 500Vrms (707VDC)
Between Temp. Conversion Modules: 500Vrms (707VDC)
Input channel/Bus to Ground: 500Vrms (707VDC)
(Note: No isolation between two temperature input channels within a module)
Operating Temperature -40℃ ~ 85℃ (Without LCD display)
-20℃ ~ 70℃ (With LCD display)
Humidity Range 0% ~ 95%RH, non-condensing
Start Time ≤5 seconds
Update Time 0.2 seconds
Vibration Test 5~150Hz, 3.5mm displacement, 5g acceleration
Explosion-proof Ex ia IIC T4 Ga
Protection Level IP20; Outdoor housing: IP67
EMC Complies with GB/T 18268-2010 Table 2 requirements
  • Standardized Communication: Adopts the Foundation Fieldbus (FF) protocol to ensure standardized, interoperable, and reliable digital communication.
  • High-Density Input: Features 8-channel input supporting various RTD, thermocouple, resistance, and voltage signals, with 2-wire and 3-wire connection support for RTDs.
  • High-Precision Measurement: Pt100 accuracy is better than Class 0.1 at room temperature, and thermocouple cold junction compensation accuracy reaches ±1℃.
  • Advanced Diagnostics: Built-in sensor open-circuit and short-circuit detection capabilities assist in rapid fault identification and maintenance.
  • Certified Safety: Complies with FISCO intrinsic safety explosion-proof requirements, ensuring safe operation in hazardous areas.
  • Seamless System Integration: Provides EDD device description files, ensuring full compatibility with various DCS systems.
Dimensions
Wiring diagram

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