China Cotrust Em231 8ai*16bit Analog Voltage Input Module PLC Logic Controller Compatible Siemens, Find details about China Cotrust, Analog Input from Cotrust Em231 8ai*16bit Analog Voltage Input Module PLC Logic Controller Compatible Siemens
Specification | EM231, 8 AI×16BIT |
Physical Features | |
Dimensions(W×H×D) | 71.2×80×62mm |
Power Loss(dissipation) | 1W |
Power Consumption | |
From +5V(from I/O bus) | 25 mA |
From L+ | 30 mA |
L+ voltage range,class 2 or DC sensor supply | 20.4~28.8V DC |
LED indicator | 24 VDC Power Supply Good ON = no fault, OFF = no 24 VDC power |
Analog Input Feature | |
Number of analog input points | 8 points |
Isolation(field side to logic circuit) | 500V AC for 1 minute |
input type | Differential |
Input Range | |
current ( unipolar ) | 0-20mA ,4-20mA |
Data Range | |
Bipolar, full-scale range | 0~32000 |
Input Resolution | |
Current (unipolar) | 0.000625mA (0~20mA) 0.0005mA (4~20mA) |
Analog to digital conversion time | About 10ms |
Analog input step response | About 80ms |
Common mode rejection | 40dB,DC to 60Hz |
Common mode voltage | Signal voltage plus Common mode voltage must be ≤±12V |
Input Impedance | 250Ω |
Input filter attenuation | -3db @ 3.1kHz |
Maximum input voltage | -- |
Maximum input current | 30mA |
ADC resolution | 16BIT |
Unipolar | Full-Scale Input | Resolution | ||
SW1 | SW2 | SW3 | ||
OFF | OFF | OFF | 0 to 20mA | 0.000625mA |
OFF | ON | 4 to 20mA | 0.0005mA |
VWx | Point 0 | Point 1 | Point 2 | Point 3 | Point 4 | Point 5 | Point 6 | Point 7 |
Slot 0 | VW0 | VW2 | VW4 | VW6 | VW8 | VW10 | VW12 | VW14 |
Slot 1 | VW64 | VW66 | VW68 | VW70 | VW72 | VW74 | VW76 | VW78 |
Slot 2 | VW128 | VW130 | VW132 | VW134 | VW136 | VW138 | VW140 | VW142 |
Slot 3 | VW192 | VW194 | VW196 | VW198 | VW200 | VW202 | VW204 | VW206 |
Slot 4 | VW256 | VW258 | VW260 | VW262 | VW264 | VW266 | VW268 | VW270 |
Slot 5 | VW320 | VW322 | VW324 | VW326 | VW328 | VW330 | VW332 | VW334 |
Slot 6 | VW384 | VW386 | VW388 | VW390 | VW392 | VW394 | VW396 | VW398 |