Littelfuse RS485MS-2W, RS485 Series, Communication Module, 24VDC, 12-20 AWG
Regular price
$268.84
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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.
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
| Functional Specifications | |
| Remote Reset (for optional use with 777 Series) | Normally open pushbutton rated 24VDC, 10mA (min.) |
| General Characteristics | |
| Ambient Operating | |
| Temperature | -20° to 50°C (-4° to 122°F) |
| Terminal (depluggable terminal block) | |
| Torque | 3 in.-lbs. (max.) |
| Wire AWG | 12-20 AWG |
| Class of Protection | IP20 |
| Relative Humidity | 10-95%, non-condensing per IEC 68-2-3 |
| Standards Passed | |
| Electrostatic Discharge (ESD) | IEC 61000-4-2, Level 3, 6kV contact, 8kV air |
| Radio Frequency | |
| Immunity, Radiated | 150 MHz, 10V/m |
| Fast Transient Burst | IEC 61000-4-4, Level 3, 4kV input power |
| Hi-Potential Test | Meets UL508 (2 x rated V + 1000V for 1 min) |
| Surge | |
| Input Power | IEC 61000-4-5, Level 1 |
| Inputs/Data Lines | IEC 61000-4-5, Level 2 |
| Safety Marks | |
| UL | UL508 (File #E68520) |
| CE | IEC 60947 |
| Enclosure | Polycarbonate |
| Dimensions |
H 52.83 mm (2.08”); W 73.66 mm (2.9”); D 19.56 mm (.77”) |
| Weight | 0.26 lb. (4.16oz., 117.93 g) |
| Mounting Method | 9-pin D-Sub connector on the side of a 777-Series |