ZHC4931Manual
Public
Chengdu Zongheng Intelligent Control Co., Ltd
1
www.iotrouter.com
1.
Product Description
1.1
Product Introduction
ZHC4921 is a network IO product that supports 2 dry (wet) node detection, 1 relay
(COM, NO, NC) output, 1 analog (current 4 ~ 20mA) detection, and 1 serial port transparent
transmission. Compatible with Modbus RTU / TCP protocol. With "remote control" as the
core function and high ease of use, users can easily and quickly integrate into their own
systems to achieve remote control based on LTE networks.
1.2
Appearance
P 1
Antenna
:
GPS antenna (ZHC4931 supports GPS), MAIN (LTE network antenna).
SIM
:
Press the yellow dot next to the SIM card slot to eject the card tray and insert the SIM card.
DC5~30V
(
terminal block
):
DC5~30V input.
RESET
:
Factory reset button
DC5~30V
(
DC Power Socket
):
DC5~30V input.
WORK
:
Device running status indicator