8103-AI-TX

Product Overview

8103-AI-TX is an MTL 8-channel analog input module designed for precise current signal measurement.

Input Specifications

• Channels: 8 single-ended

• Nominal Signal Range: up to 20 mA

• Full Signal Range: 1 to 23 mA

• Out of Range Alarm:
   • Lower threshold > 23.5 mA
   • Upper threshold < 0.5 mA

• Output Voltage (@ 20 mA): minimum 0.5 V

• Output Current: maximum 32 mA

• Accuracy: ±0.1% of span over temperature

• Resolution: 16 bits

• Repeatability: 0.05% of span

Isolation and Safety

• Isolation: Any channel to Railbus – 100 V AC

• Between Channels: None

• FM Non-incendive Parameters (per channel):
   • Voc = 28.7 V
   • Isc = 33 mA
   • Ca = 0.17 μF
   • La = 11.0 mH

Configurable Settings

• Alarms: High, high-high, low, low-low

• Alarm Deadband (Hysteresis): User defined

• Input Filter Time Constant: User defined

• Input Dead Zone: User defined

• Drive on Failsafe: Disabled / upscale / downscale

• Channel Status: Active / Inactive

Response Time

• Signal to Railbus Availability: maximum 27 ms

Power Consumption

• Railbus (12 V) Current: typical 100 mA, max 150 mA

• Bussed Field Power:
   • 2-wire Tx: max 300 mA (@ 24 VDC ± 10%)
   • 4-wire Tx: max 60 mA

Physical Details

• Module Key Code: A1

• Width: 42 mm

• Weight: 200 g

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