3BSC690141R1

Overview

3BSC690141R1 is an analog input module by ABB, designed for the S800 I/O system. It supports RTD or TC signals with 8 differential channels, providing high precision and intrinsic safety for industrial applications.

Signal & Performance

• Signal Specification: RTD or TC

• Number of Channels: 8

• Signal Type: Differential

• Resolution: 15 bit + sign

• Input Impedance: >10 MΩ

• Isolation: Group-wise isolated from ground

• Error:

• TC/mV: <20 µV

• RTD (0-400 Ω): <0.1 Ω

• RTD (0-4000 Ω): <1 Ω

• Temperature Drift:

• TC/mV: <20 µV/10°C

• RTD (0-400 Ω): <0.1 Ω/10°C

• RTD (0-4000 Ω): <1 Ω/10°C

• Update Cycle Time: (Number of active channels) x 125 + 125 ms

• Common Mode Voltage Input: ±5V

Electrical Characteristics

• CMRR (50 Hz, 60 Hz): >100 dB

• NMRR (50 Hz, 60 Hz): >80 dB

• Rated Insulation Voltage: 50 V

• Dielectric Test Voltage: 500 V AC

• Power Dissipation: 0.5 W

• Current Consumption (+5 V Modulebus):

• Typ. 90 mA

• Max. <125 mA

Dimensions & Weight

• Width: 45 mm (1.77”)

• Depth: 102 mm (4.01”), 111 mm (4.37”) including connector

• Height: 119 mm (4.7”)

• Weight: 0.16 kg (0.35 lbs.)

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