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

Parameter Name	Parameter Value
Signal type	digital, analog
Bus	Ethernet
Type	distributed network
Applications	voltage current
Number of inputs/outputs	16-channel
Mounting	line
Other characteristics	configurable flexible modular