User`s manual

Beijing ART Technology Development Co., Ltd. V6.032
2) RS485
If RS485 uses 9D interface, shown as the following:
1
2
3
4
5
9
8
7
6
GND
DATA-
DATA+
NC
NC
NC
NC
NC
NC
Otherwise, we also can lead out RS485 interface through 3P terminal,
the side of schematic diagram:
The definition of 3P terminal
1.3.2 Indicator Light
NET: Network status indicator, on for normal
PWR: Power indicator, on for normal
ACT: GPRS status and communication indicator
1.4 Dimension
Case Size: 98mm (L) * 64mm (W) *24mm (H)
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