MSC90A Intelligent DIN Mount Analog Input Signal Isolator-Signal Converter


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  • Inquiry


MSC90A DIN Mounted Analog Signal Isolator, Signal Converter Current, voltage input, with input-output-power isolated, transmitting and isolating mA, DC signal to various instruments or DCS, PLC etc control systems.



  • 1 input 1 output, 1 input 2 outputs, 2 inputs 2 outputs
  • Transmission accuracy (20°C): (0.2%FS+1) digit
  • Temperature shift: 0.0075%FS/°C
  • Power-Input-Output isolation: 1.5KVrms, 1min, 50HZ
  • Input /Output signal: 4-20ma, 0-20ma, 0-5VDC, 1-5VDC,0-10VDC Relay output; RS485 MODBUS-RTU output
  • With LCD indicator or without indicator
  • Standard 35mm Rail Installation with pluggable terminals
  • Size:109×116.5×18.5mm
  • Independent power supply :20-32VDC, AC100-260VAC



Type 1 input 1 output, 1 /2input 2 outputs Accuracy +-0.15%FS (20℃)
Isolated power distributed for transmitter Temperature shift 0.0075%/℃
Input Signal 4-20mA,0-10ma,0-20mA; Isolated ability Input-output-power 1.5KV, 1min, 50Hz
1-5V,0-5V,0-10VDC; Insulation resistance Input-output-power ≥100MΩ/500VDC
Input impendence ≤100Ω when current mA input; Response time: 1 output: <0.3S, 2 outputs: <0.5S
≥250KΩwhen voltage VDC put Power supply AC100-265V(50-60HZ); DC24V(+-10%)
Distributed power 19-25VDC, ≤30mA Consumption (AC100-265V) <1.7W/(1 output); <2.2W (2 outputs)
Max. Input Value ≤30mA, ≤10.5V With distributed power <2.4W(1 output); <3.1W (2 outputs)
Output 4-20mA,0-10mA;0-20mA;1-5V,0-5V,0-10V Consumption (24VDC) <2.5W/(1 output); <3W (2 outputs)
Load resistance ≤500KΩ when 4-20mA,0-10mA,0-20mA With distributed power <3.2W(1 output); <3.9W (2 outputs)
  ≥250KΩ when 0-5V,1-5VDC Case material/Protection PC/ IP20
  ≥500KΩ when 0-10VDC EMC GB/T18268 (IEC61326-1)
Relay Output 0.6A/125VAC, 2A/30VDC Size/N.W. 121.2Xx108x13mm/0.14kg
.RS485 Output MODBUS-RTU Protocol Working T&H -20 to 60℃/25% to 85%RH
Rate/Distance 9.6kps, ≤1Km for RS485 communication Storage temperature 40 to 80℃



Size (mm)



Order Code

MSC90A: DIN Rail Mount Analog Signal Isolator
Order Code: E.g.: MSC90A-NN11-1N1N-N Description
MSC90A -X X X -X X X X -X MSC90A: DIN Rail Mount Analog Signal Isolator


-N   Without indicator
-D   With indicator
Type N Signal isolator without distrusted power supply for transmitter
P Signal isolator with distributed power supply for transmitter
Input-Output NO. 11 1 Input 1 output
12 1 input 2 output
22 2 Input 2 Output
Input 1 -1 4-20mA(default)
-2 0-10mA
-3 0-20mA
-4 0-5VDC
-5 1-5VDC
-6 0-10VDC
-7 4-20mA square root
-8 0-10mA square root
-9 0-5VDC square root
-0 1-5VDC square root
-A -5 to 5VDC

Input 2

N None
Please choose correct input type as Input 1’s order code
X Customized




1 4-20mA (default)
2 0-10mA
3 0-20mA
4 0-5VDC
5 1-5VDC
6 0-10VDC
C RS485 Output, MODBSU-RTU
X Customized



N None
1 4-20ma (default)
2 0-10mA
3 0-20mA
4 0-5VDC
5 1-5VDC
6 0-10VDC
L Relay output
X Customized
Power Supply -N 100-260VAC (50-60Hz)
-D 24VDC

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