EMS-LTE User Manual
1+/1- ~5+/5-
The 2
nd
~6
th
Channel Analog input. + stands for positive electrode, - stands for negative
electrode.
Digital Input Definition
Dry contact or wet contact, sampling frequency 200mS. Logic level: 0~0. 5V or short circuit treated as close,
+3~30V or open circuits treated as open. One of the inputs can be used as counter, sampling frequency is
1Mhz, the second input can be used for Arm/Disarm.
0
The 1st digital input, positive electrode.
1~7
The 2
nd
~8
th
digital input, positive electrode.
GND
GND for digital inputs, negative electrode.
ATN Port Connector Definition
ATN
GSM/3G/4G Antenna connector, 50Ohm, SMA male.
USB Port Connector Definition
USB
USB port, for configuration and upgrading firmware and exporting historical data;
Digital Solid Relay Output Connector
Definition
Solid Relay inside for outputs, Rated Capacity: 5A/30VDC,5A/250VAC.
0+/0-
The 1st Channel Solid Relay Output. + stands for positive electrode, - stands for negative
electrode.
1+/1- ~ 3+/3-
The 2
nd
~ 4
th
Channel Solid Relay Output. + stands for positive electrode, - stands for
negative electrode.
RS232/RS485 Ports Definition
GND
Ground
A/B
RS485 A /B
Summary of Contents for EMS-LTE
Page 10: ...EMS LTE User Manual 7 Wiring ...
