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Redundant I/O (1715)
Our Bulletin 1715 Redundant I/O modules provide true redundant I/O support for critical process applications in standard and extreme operating environments. With exceptional ease-of-use, premier diagnostics, and flexible configuration, these modules support fault tolerant capabilities without requiring additional hardware or software.
Overview
- Offer flexible, modular construction for user-configurable I/O applications
- Provide I/O redundancy for system requiring high availability
- Suitable for simplex and duplex connections and for fault tolerant applications
- Require no additional hardware or programming software
- Allow module removal and replacement online with no interruption of the signal inputs
1715 Analog Input Modules
- Offer 4…20 mA input
- 16-channel connection capability
- Independent, galvanically isolated input channels
- Built-in diagnostic testing
1715 Analog Output Modules
- Offer 4…20 mA output
- Support as many as eight field devices
- Provide secure communication between modules for fault tolerant operation
- Include two-terminal current regulating device
1715 Digital Input Modules
- Offer 24V DC input
- 16-channel connection capability
- Independent, galvanically isolated input channels
- Built-in diagnostic testing
- Provide input voltage data for line monitoring and field fault detection
1715 Digital Output Modules
- Offer 24V DC output
- Eight isolated output channels per module
- Offer fail-safe design and operation
- Provide duplex series output switches with overload protection for each channel
- Provide voltage and current monitoring on each channel with reverse current protection
- Support short circuit and open circuit line fault detection
- Allow dual redundant field power feed capabilities without requiring external diodes
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