Laurel Electronics LAUREATE SERIES 2 SERIAL INPUT METER & REMOTE DISPLAY - Manual (Page 30)

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Scaling of Reading for Full Scale Output............................................... -999,999 to +999,999
Isolation rating between signal common and analog output....................................... 250V ac
Insulation dielectric strength between signal common and analog output................................
................................................................................... 3.5 kV ac for 5 sec, 2.3 kV ac for 1 min
SERIAL INTERFACE OPTIONS
Output Types................................................................RS232, RS485, RS485-Modbus, USB
.......................................... USB-to-RS485 converter, Ethernet, Ethernet-to-RS485 converter
Power to Interface Option............................................................................Powered by meter
RS485 Wiring ............................................................................................... Half or full duplex
Baud Rates ............................................................ 300, 600, 1200, 2400, 4800, 9600, 19200
Serial Protocols ............................. Custom ASCII, Modbus RTU, Modbus ASCII (selectable)
Signal Levels ................................................. Meet RS232, RS485, USB, Ethernet standards
Isolation rating between signal common and serial I/O .............................................. 250V ac
Insulation dielectric strength between signal common and serial I/O .......................................
................................................................................... 3.5 kV ac for 5 sec, 2.3 kV ac for 1 min
Option Board Connectors:
RS232 ..................................................................................................... Single RJ11 jack
RS485 ...................................Two RJ11 jacks (for daisy chaining with 6-wire data cables)
RS485 Modbus......................Two RJ45 jacks (for daisy chaining with 8-wire data cables)
USB.......................................................................................................... USB type B plug
USB-to-RS485 converter............................USB type B plug plus RJ11 jack to RS485 bus
Ethernet.........................................................................................Single RJ45 to Ethernet
Ethernet-to-RS485 converter..............RJ45 jack to Ethernet plus RJ11 jack to RS485 bus
ENVIRONMENTAL
Operating Temperature .........................................................................................0°C to 55°C
Storage Temperature ........................................................................................ -40°C to 85°C
Relative Humidity ...................................................... 95% from 0°C to 40°C, non-condensing
Case............................ NEMA-4X (IP65) from front when panel mounted (not verified for UL)
Shock ........................................................................... 10 G at 1 kHz, applied in X, Y, Z axes
Vibration ............................................. 15 Hz to 150 Hz, 1 mm to 2 mm amplitude, 20 G max.