STBACI1400

Overview

STBACI1400 is a standard 8-channel analog input module from Schneider’s Modicon STB series, designed for 4–20 mA current inputs with 15-bit resolution plus sign, suitable for distributed I/O systems.

Input & Performance

• Input Signal: 4–20 mA

• Number of Channels: 8

• Resolution: 15 bits + sign

• Absolute Max Input: 25 mA

• Input Impedance: ≤ 250 Ω

• Sensor Supply Current: 100 mA per channel

• Update Time: 22 ms

• Accuracy Error: ±0.4% FS/°C

• Temperature Drift: ±0.005%/°C

• Integral Linearity: ±0.08% FS

• Differential Linearity: Monotonic

System Integration

• Cold Swapping: Yes

• Hot Swapping: Supported with standard NIMs

• Fallback Status: State 0 for basic NIMs; configurable for standard NIMs

• Data Format: EN/IEC 61131-2

• Addressing Requirement: 16 input words

• Status Indication: 1 green LED (RDY)

Compatibility

• Power Module: STBPDT3100 / STBPDT3105

• Mounting Base: STBXBA2000

Electrical & Safety

• Rated Supply Voltage: 24 V DC

• Current Consumption: 90 mA @ 5 V DC (logic bus)

• Overvoltage Category: II

• Insulation (Logic Bus): 1500 V for 1 min

• Insulation (Sensor Bus): 30 V

• Marking: CE

Dimensions

• Width: 128.3 mm (5.05 in)

• Height: 18.4 mm (0.7 in)

• Depth: 70 mm (2.8 in)

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