Product Overview
The KEB 750-554 Industrial Automation Module is a fieldbus-independent 2-channel analog output module delivering 4-20 mA signals. This compact unit offers precise signal generation with 12-bit resolution and high linearity (±10 µA), making it ideal for demanding process control environments. As part of the KEB family, the 750-554 combines reliability with low power consumption (70 mA typical internal current).
Technical Specifications
Key performance metrics of the KEB 750-554 include:
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Number of outputs: 2
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Signal current: 4–20 mA
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Resolution: 12 Bit
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Load impedance: <600 Ω
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Linearity: ±10 µA
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Conversion time: approx. 2 ms
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Measuring error at 25°C: <±0.1% of full scale value
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Temperature coefficient: <±0.015% / K of full scale value
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Isolation: 500 V (Field/System)
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Bit width: 2 x 16 bits data, 2 x 8 bits control/status (option)
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Dimensions (mm): 12 x 64* x 100 (*from upper edge of 35 DIN rail)
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Weight: ca. 55 g
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Supply voltage via power jumper contacts: DC 24 V (-25% ... +30%)
These specifications ensure stable, accurate analog output for closed-loop control systems.
Industry Applications
The KEB 750-554 excels in applications requiring precise analog control, such as valve positioning, variable frequency drive setpoints, and actuator control. In a chemical plant, the module's high linearity and low temperature drift maintain setpoint accuracy despite ambient thermal variations. For water treatment facilities, the 750-554's 500 V isolation protects control systems from ground loops, reducing downtime and maintenance costs.
Maintenance & Reliability
Designed for long-term reliability, the KEB 750-554 requires minimal maintenance. Regular inspection of the DIN rail mounting and power jumper connections ensures consistent performance. The module's low internal current consumption (70 mA) reduces thermal stress, extending service life. Its robust isolation and wide supply voltage tolerance make it resilient in industrial environments.
Selection Guide
When selecting the KEB 750-554, verify compatibility with your system's analog input characteristics (4–20 mA, load impedance <600 Ω). Confirm that your backplane supplies 24 VDC via power jumper contacts. For fieldbus integration, note that the module is fieldbus-independent, meaning it works with any I/O system that supports analog output modules. For sourcing genuine KEB 750-554 units, PLC Source PRO provides verified spares with fast shipping. Visit us at ubest101.myshopify.com for inventory or contact our team for bulk pricing.