Emerson MP825A4 - Page 52

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52 Mentor MP User Guide
www.controltechniques.com Issue: 3
7 Analog input 2
Default function Speed reference
Type of input Unipolar voltage and current
Mode controlled by... Pr 7.11
Operating in Voltage mode
Full scale voltage range ±10.0V ±0.5%
Maximum offset ±33mV
Absolute maximum voltage ±36V relative to 0V
Input resistance
>94k
Ω
Operating in current mode
Current ranges
0 to 20mA ±5%, 20 to 0mA ±5%,
4 to 20mA ±5%, 20 to 4mA ±5%
Maximum offset
120
μA
Absolute maximum voltage ±36V
Equivalent input resistance
~100
Ω
Common to all modes
Resolution 10 bit plus sign
Sampling period
250
μs if configured with the destination as
Pr 1.36, Pr 1.37, Pr 3.19 and Pr 4.08. 4ms
for all other destinations
8 Analog input 3
Default function Thermistor
Type of input
Unipolar voltage, unipolar current and
thermistor
Input mode controlled by... Pr 7.15 (in01, 0.81)
Operating in Voltage mode
Voltage range ±10.0V ±0.5%
Maximum offset ±33mV
Absolute maximum voltage range ±36V relative to 0V
Input resistance
>94k
Ω
Operating in current mode
Current ranges
0 to 20mA ±5%, 20 to 0mA ±5%,
4 to 20mA ±5%, 20 to 4mA ±5%
Maximum offset
120
μA
Absolute maximum voltage ±36V max
Equivalent input resistance
~100
Ω
Operating in thermistor input mode
Internal pull-up voltage <5V
Trip threshold resistance
3.3k
Ω ±10%
Reset resistance
1.8k
Ω ±10%
Short-circuit detection resistance
50
Ω ±40%
Common to all modes
Resolution 10 bit + sign
Sampling period
250
μs if configured with the destination as
Pr 1.36, Pr 1.37, Pr 3.19 and Pr 4.08. 4ms
for all other destinations
9 Analog output 1
10 Analog output 2
Terminal 9 default function Speed feedback
Terminal 10 default function Current feedback
Type of output
Bipolar single-ended voltage or unipolar
single-ended current
Mode controlled by...
Operating in Voltage mode (default)
Full scale voltage range ±10V ±5%
Maximum offset ±40mV
Maximum output current ±35mA
Load resistance
1k
Ω min
Protection 35mA max. Short circuit protection
Operating in current mode
Current ranges
0 to 20mA ±5%
4 to 20mA ±5%
Maximum offset
350
μA
Open circuit voltage +15V
Load resistance
600
Ω max
Common to all modes
Resolution 10-bit plus sign
Sampling period
250
μs if configured with the destination as
Pr 1.36, Pr 1.37, Pr 3.19 and Pr 4.08. 4ms
for all other destinations
11 0V common
Function
Common connection for all external
devices
21 0V common
Function
Common connection for all external
devices
22 +24V user output
Function Supply for external digital devices
Nominal output current 200mA (including all digital I/O)
Maximum output current 240mA (including all digital I/O)
Protection Current limit and trip
23 0V common
Function
Common connection for all external
devices