Mains
Functional
isolation
PELV isolation
Motor
DC-bus
High
voltage
Control
+24 V
RS485
18
37
130BA117.10
Illustration 9.1 PELV Isolation
Pulse inputs
Programmable pulse inputs
2
Terminal number pulse
29, 33
Maximum frequency at terminal 29, 33
110 kHz (push-pull driven)
Maximum frequency at terminal 29, 33
5 kHz (open collector)
Minimum frequency at terminal 29, 33
4 Hz
Voltage level
See
Digital Inputs
in
chapter 9.6 Control Input/Output and Control Data
Maximum voltage on input
28 V DC
Input resistance, R
i
Approximately 4 k
Ω
Pulse input accuracy (0.1–1 kHz)
Maximum error: 0.1% of full scale
Analog output
Number of programmable analog outputs
1
Terminal number
42
Current range at analog output
0/4-20 mA
Maximum resistor load to common at analog output
500
Ω
Accuracy on analog output
Maximum error: 0.8% of full scale
Resolution on analog output
8 bit
The analog output is galvanically isolated from the supply voltage (PELV) and other high-voltage terminals.
Control card, RS485 serial communication
Terminal number
68 (P, TX+, RX+), 69 (N, TX-, RX-)
Terminal number 61
Common for terminals 68 and 69
The RS485 serial communication circuit is functionally separated from other central circuits and galvanically isolated from the
supply voltage (PELV).
Digital output
Programmable digital/pulse outputs
2
Terminal number
27, 29
1)
Voltage level at digital/frequency output
0–24 V
Maximum output current (sink or source)
40 mA
Maximum load at frequency output
1 k
Ω
Maximum capacitive load at frequency output
10 nF
Minimum output frequency at frequency output
0 Hz
Maximum output frequency at frequency output
32 kHz
Accuracy of frequency output
Maximum error: 0.1% of full scale
Resolution of frequency outputs
12 bit
1) Terminals 27 and 29 can also be programmed as inputs.
The digital output is galvanically isolated from the supply voltage (PELV) and other high-voltage terminals.
Specifications
VLT® HVAC Drive FC 102
80
Danfoss A/S © 01/2017 All rights reserved.
MG16O102
9
9
Содержание VLT HVAC Drive FC 102
Страница 2: ......
Страница 113: ...Index Operating Guide MG16O102 Danfoss A S 01 2017 All rights reserved 111 ...