ABB ACL30 - Page 326

326 Technical data
Analogue
inputs AI1 and
AI2 (X4).
Current/voltage
input mode
selection by
jumpers. See
page 71.
Connector pitch 3.5 mm, wire size 1.5 mm
2
Current input: –20…20 mA, R
in:
100 ohm
Voltage input: –10…10 V, R
in
: 200 kohm
Differential inputs, common mode ±20 V
Sampling interval per channel: 0.25 ms
Filtering: Adjustable, 0.25 ms min.
Resolution: 11 bit + sign bit
Inaccuracy: 1% of full scale range
Thermistor
input (X4)
Connector pitch 3.5 mm, wire size 1.5 mm
2
Input devices: PTC or KTY84 thermistor
Up to three PTCs can be connected in series
KTY84 thermistor: Inaccuracy 5 °C
No safety insulation (see page 72)
Analogue
outputs AO1
and AO2 (X4)
Connector pitch 3.5 mm, wire size 1.5 mm
2
AO1 (current): 0…20 mA, Rload < 500 ohm
AO2 (voltage): –10…10 V, Rload > 1 kohm
Frequency range: 0…800 Hz
Resolution: 11 bit + sign bit
Inaccuracy: 2% of full scale range
Reference
voltage (VREF)
for analogue
inputs
Connector pitch 3.5 mm, wire size 1.5 mm
2
10 V ±1% and –10 V ±1%, Rload > 1 kohm
Drive to drive
link (X5)
Connector pitch 3.5 mm, wire size 1.5 mm
2
Physical layer: RS-485
Termination by jumper
Safe Torque Off
connection (X6)
Connector pitch 3.5 mm, wire size 1.5 mm
2
For the drive to start, both connections (OUT1 to IN1, and OUT2 to IN2)
must be closed
Control panel /
PC connection
(X7)
Connector: RJ-45
Cable length < 3 m
Efficiency
Approximately 98% at nominal power level
Cooling
Method Internal fan, flow from bottom to top. Air-cooled heatsink.
Free space
around the unit
See Planning the cabinet installation: Main dimensions and free space
requirements
Degrees of protection
IP20 (UL open type). See Planning the cabinet installation: Cooling and
degrees of protection.