Analog Input Input Channel 8 differential input channels
Input Type mV, V
mA(with external 125 Ohms resistor)
Thermocouple : J, K, T, E, R, S, B, N, C, L, M, L2
Sampling Rate 10 samples/second total
-3dB BandWidth 15.7Hz
Accuracy +/-0.1%
Common Mode Rejection 150dB @50/60Hz
Normal Mode Rejection 100dB @50/60Hz
Voltage Input Impedance 20M Ohms
Overvoltage Protection -35V to +35V maximum
Isolation Voltage 3000Vrms
LED Display 1 LED as Power/Communication indicator
16 LEDs as High/Low Alarm signals
Power Consumption Maximum : 0.9W


i-87018 pin assignment
Terminal Number Pin Name
5Vin0+
6Vin0-
7Vin1+
8Vin1-
9Vin2+
10Vin2-
11Vin3+
12Vin3-
13Vin4+
14Vin4-
15Vin5+
16Vin5-
17Vin6+
18Vin6-
19Vin7+
20Vin7-


i-87018 block diagram


Voltage Input Wiring i-87018 voltage input wiring
Current Input Wiring i-87018 current input wiring
Screw wire into I-87018 screw wire into i-87018


i-87018 dimention


Command Description
%AANNTTCCFF Set Module Configuration
$AA0 Span calibration
$AA1 Offset calibration
$AA2 Read configuration
$AA3 Read Cold-Junction Compensation(CJC) temperature
$AA5VV Set channel enable/disable status
$AA6 Read channel enable/disable status
$AA9(Data) Set Cold-Junction Compensation(CJC) temperature offset
$AAF Read firmware version
$AAM Read module name
#AA Read analog inputs of all channels
#AAN Read analog input of specificed channel
@AACS Clear maximum/minimum analog inputs
@AACSN Clear maximum/minimum analog input of specificed channel
@AARS Read maximum/minimum analog inputs
@AARSN Read maximum/minimum analog input of specificed channel
~AA0 Read module status
~AA1 Reset module status
~AA2 Read host watchdog timeout setting
~AA3ETT Set host watchdog timeout setting
~AAO(Name) Set module name


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