Laurel-electronics Laureate Dual-Channel Pulse Input Totalizer Bedienungsanleitung PDF herunterladen (Seite 3)

LAUREL

ELECTRONICS INC., 3183-G Airway Ave., Costa Mesa, CA 92626, USA • Tel 714-434-6131 • www.laurels.com 3

Serial Data I/O (optional)

Board Selections

Protocols

Data Rates

Digital Addresses

Isolation

Ethernet, Ethernet-to-RS485 server, USB, USB-to-RS485 server, RS485 (dual

RJ11), RS485 Modbus (dual RJ45), RS232, Modbus RTU, Modbus ASCII,

Laurel ASCII protocol

300 to 19200 baud

247 (Modbus), 31 (Laurel ASCII).

250V rms working, 2.3 kV rms per 1 min test

Environmental

Operating Temperature

Storage Temperature

Relative Humidity

Protection

0°C to 60°C

-40°C to 85°C

95% at 40°C, non-condensing

NEMA-4X (IP-65) when panel mounted

Electrical Connections

Mechanical

Application Examples

Up/Down Totalizing

Up/down totalizing is provided by a mode of the Extended

counter where pulses are either added or subtracted on

Channel A based on a direction input on Channel B. The

counter can also be programmed so that counting by Channel A

is inhibited by an input on Channel B.

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Laurel-electronics Laureate Dual-Channel Pulse Input Totalizer Bedienungsanleitung Seite 3