KSB PumpDrive 2 - Technical Data of I;O Extension Board

6 Description
28 of 212
PumpDrive 2
Characteristic Value
Residual ripple <1%
Analog inputs
Number of parameterisable analog inputs 2 (configurable for current or voltage input)
Input type Differential
Maximum voltage (with reference to GND) ± 10V
Current input 0/4 - 20mA
Input impedance 500Ohm
Accuracy 1% of full-scale value
Signal delay < 10ms
Resolution 12bit
Voltage input 0/2 - 10V
Input impedance ca. 40kOhm
Accuracy 1% of full-scale value
Signal delay < 10ms
Resolution 12bit
Reverse polarity protection Positive and negative polarity reversal possible
Analog outputs
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
Digital inputs
Number of digital inputs 6 in total, 5 of which can be parameterised
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
Relay outputs
Number of parameterisable relay outputs 2 changeover contacts
Maximum contact rating AC: Max. 250 VAC/0.25A
DC: Max. 30 VDC/2A
PWM carrier frequency
Power derating for increased carrier frequency
Sizes A, B and C (at PWM carrier frequency > 4kHz):
I
Nominal motor current (PWM)
= I
Nominal motor current
×(1 - [f
PWM
- 4kHz]×2.5 %)
Table24: Technical data of I/O extension board
Characteristic Value
Analog inputs
Number of parameterisable analog inputs 1
Input type Differential
Maximum voltage (with reference to GND) + 10V
Current input 0/4 – 20mA