The RS485MS-2W is required to enable the Modbus communications function on Model 77x-type products. This module is required when the RM1000, RM2000 or other Modbus capable device is used with 77x-type products.
Littelfuse RS485MS-2W Communications Module Features
Optical Isolation from Line Potentials
Powered by the 77x Product
RS-485 Compliant Bus Drive Capability
Remote Reset Input Connection
Power Connection for the Model RM1000
Specifications
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