KSB PumpDrive 2 - Page 29

6 Description
29 of 212
PumpDrive 2
Characteristic Value
Input impedance 500Ohm
Accuracy 1% of full-scale value
Signal delay < 10ms
Resolution 11bit
Voltage input 0/2 - 10V
Input impedance ca. 40kOhm
Accuracy 1% of full-scale value
Signal delay < 10ms
Resolution 11 bit + 1 bit sign
Reverse polarity protection Provided
Analog outputs (current output or voltage output)
Number of parameterisable analog outputs 1 (toggling 4 output values)
Current output 4 – 20mA
Maximum external working resistance 850Ohm
Output PNP transistor
Accuracy 2 % of full-scale value
Signal delay < 10ms
Reverse polarity protection Provided
Short-circuit protection and overload
protection
Provided
Voltage output 2 – 10V
Maximum output current 25mA
Output NPN transistor
Accuracy 2 % of full-scale value
Signal delay < 10ms
Reverse polarity protection Provided
Short-circuit protection and overload
protection
Provided
Digital inputs
Number of digital inputs 3 (all parameterisable)
ON level 15-30V
OFF level 0 - 3V
Input impedance Approx. 2 kOhm
Electrical isolation Provided, insulation voltage: 500VAC
Delay < 10ms
Reverse polarity protection Provided
Digital outputs
Number of digital outputs 2
Output PNP transistor
ON level 24V ±10 %
OFF level < 2V
Output current Max. 40 mA
Differential current < 100µA
Reverse polarity protection Provided
Short-circuit protection and overload protection Provided
Relay outputs
Number of parameterisable relay outputs 1 changeover contacts
5 NO contact