Wiring To Control Terminals - Danfoss VLT HVAC Drive FC 102 Operating Instructions Manual

Electrical Installation
Terminal description
Default
Terminal Parameter setting
Digital Inputs/Outputs
12, 13 - +24 V DC
18 5-10 [8] Start
19 5-11 [0] No
operation
32 5-14 [0] No
operation
33 5-15 [0] No
operation
27 5-12 [2] Coast
inverse
29 5-13 [14] JOG
20 -
37 - Safe Torque
Off (STO)
Analog Inputs/Outputs
39 -
42 6-50 Speed 0 -
High Limit
50 - +10 V DC
53 6-1 Reference
54 6-2 Feedback
55 -
Table 4.2 Terminal Description
MG11AK02
Operating Instructions
Description
24 V DC supply voltage
for digital inputs and
external transducers.
Maximum output
current 200 mA for all
24 V loads.
Digital inputs.
For digital input or
output. Default setting
is input.
Additional terminals:
Common for digital
inputs and 0 V
potential for 24 V
supply.
Safe input (optional).
Used for STO.
Common for analog

4.8.2 Wiring to Control Terminals

output
Programmable analog
Control terminal connectors can be unplugged from the
output. 0-20 mA or
frequency converter for ease of installation, as shown in
4-20 mA at a maximum
Illustration 4.10.
of 500 Ω
10 V DC analog supply
NOTICE
voltage for potenti-
ometer or thermistor.
Keep control wires as short as possible and separate
15 mA maximum
from high power cables to minimise interference.
Analog input. For
voltage or current.
Switches A53 and A54
select mA or V.
Common for analog
input
Danfoss A/S © Rev. 06/2014 All rights reserved.
Terminal description
Default
Terminal Parameter setting
Serial Communication
61 -
68 (+) 8-3
69 (-) 8-3
Relays
01, 02, 03 5-40 [0] [9] Alarm
04, 05, 06 5-40 [1] [5] Running
Table 4.3 Terminal Description
•
2 form C relay outputs. Location of the outputs
depends on frequency converter configuration.
•
Terminals located on built-in optional equipment.
See the manual provided with the equipment
option.
1. Open the contact by inserting a small screw
driver into the slot above the contact and push
the screw driver slightly upwards.
Description
Integrated RC-Filter for
cable screen. ONLY for
connecting the screen
4
in the event of EMC
problems.
RS-485 Interface. A
control card switch is
provided for
termination resistance.
Form C relay output.
For AC or DC voltage
and resistive or
inductive loads.
17
4