The RS485MS-2W is required to enable the Modbus communications function on Model 77x-type products. This module is required when the RM-1000, RM-2000 or other Modbus capable device is used with 77x-type products.
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:
- Surge Protection: Input Power: IEC 61000-4-5 Level 1; Inputs/Data Lines: IEC 61000-4-5 Level 2
- Protection Class: IP20
- Termination Type: Torque: 3in-lbs; Wire: 12-20AWG
- Mounting Method: 9-pin D-Sub connector on the side of a 777-Series
- Operating Temperature: -20° to 50°C (-4° to 122°F)
- Humidity: 10-95% non-condensing per IEC 68-2-3
- Dimensions: 2.08 in H x 2.90 in W x 0.77 in D (52.8 x 73.7 x 19.6 mm)