Basler Electric DGC-2020 - Manual (Page 399)

SECTION 11
• AEM-2020 (ANALOG EXPANSION
MODULE)
General Information
The optional AEM-2020 is a remote auxiliary device that provides additional DGC-2020 analog inputs and
outputs.
Features
AEM-2020s have the following features:
•
8 Analog Inputs
•
8 RTD Inputs
•
2 Thermocouple Inputs
•
4 Analog Outputs
•
Functionality of Inputs and Outputs assigned by BESTlogicPlus programmable logic
•
Communications via CAN bus
Specifications
Operating Power
Nominal ...................................... 12 or 24 Vdc
Range ........................................ 8 to 32 Vdc (Withstands cranking ride-through down to 6 Vdc
for 500 ms.)
Maximum Consumption ............. 5.1 W
Analog Inputs
The AEM-2020 contains eight programmable analog inputs.
Rating ........................................ 4 to 20 mAdc or 0 to 10 Vdc (user-selectable)
Burden
4 to 20 mA ........................... 470
Ω maximum
±10 Vdc ............................... 9.65k Ω minimum
RTD Inputs
The AEM-2020 contains eight programmable RTD inputs.
Rating ........................................ 100
Ω Platinum or 10 Ω Copper (user-selectable)
Setting Range ............................
–50 to +250°C or –58 to +482°F
Accuracy (10
Ω Copper) ............ ±0.044 Ω @ 25°C, ±0.005 Ω/°C drift over ambient temperature
Accuracy (100
Ω Platinum) ........ ±0.39 Ω @ 25°C, ±0.047Ω/°C drift over ambient temperature
Thermocouple Inputs
The AEM-2020 contains two thermocouple inputs.
Rating ........................................ 2 K Type Thermocouples
Setting Range ............................ 0 to 1,375
°C or 0 to 2,507°F
Display Range ........................... Ambient to 1,375
°C or Ambient to 2,507°F
Accuracy ....................................
±40uV @ 25°C, ±5 uV/°C drift over ambient temperature
Analog Outputs
The AEM-2020 contains four programmable analog outputs.
Rating ........................................ 4 to 20 mAdc or 0 to 10 Vdc (user-selectable)
9400200990 Rev X DGC-2020 AEM-2020 (Analog Expansion Module) 11-1