Baldor MDH1A05TB-RC23, Installation Manual

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4-4 Input / Output MN1901
4.2.2 Analog input - X4
Location Connector X4, pins 2 & 3
(Mating connector:
Phoenix MINI-COMBICON MC 1.5/6-ST-3,5)
Name AIN1
Mint keyword ADC.1
Description Single ended or differential input.
Common mode voltage range: ±10VDC.
Resolution: 14-bit with sign (accuracy ±1.2mV)
Common mode rejection: 40dB
Input impedance: >5k
Ω
Sampling interval: 500 μ s - Software (Mint programs)
500 μ s - Demand reference signal
Analog input X4 can be connected as either a differential or a single ended input as shown in
Figure 28.
10k
LF412
AGND
Mint
ADC.1
MintDrive
II
10k
10k
10k
-15V +15V
-15V +15V
20k
-
+
20k
Low pass filter &
level correction
(inverts signal)
AIN1-
AIN1+ 2
3
‘X4’
Figure 27 - AIN1 analog input circuit
AIN1
(
ADC.1
)
2
3
6
X4
GND
AIN1
(
ADC.1
)
2
3
6
X4
AIN1-
Differential connection Single ended connection
AIN1+
AIN1+
Figure 28 - AIN1 analog input wiring
2
3
6