1-52
ACH550-UH User’s Manual
Application macros
Supply Fan macro
This macro configures for supply fan applications where the supply fan brings fresh
air in according to signals received from a transducer. When using direct speed
reference in AUTO mode or process PID, see
on page
.
Parameters Changed Relative to HVAC Default
Parameter
Value
Parameter
Value
9902
APPLIC
MACRO
2 (
SUPPLY
FAN
)
1601
RUN
ENABLE
2 (
DI
2)
1401
RELAY
OUTPUT
1
7 (
STARTED
)
1609
START
ENABLE
2
5 (
DI
5)
1 SCR
2 AI1
3 AGND
4 10V
5 AI2
6 AGND
7 AO1
8 AO2
9 AGND
10 24V
11 GND
12 DCOM
13 DI1
14 DI2
15 DI3
16 DI4
17 DI5
18 DI6
19 RO1C
20 RO1A
21 RO1B
22 RO2C
23 RO2A
24 RO2B
25 RO3C
26 RO3A
27 RO3B
X1
+
mA
mA
External reference
0(2)…10 V or 0(4)…20 mA
Reference voltage 10 VDC
Output frequency:
0(4)…20 mA
Start/Stop:
Activate to start drive
Run permissive:
Deactivate to stop drive (P 1601)
Constant (Preset) speed 1
(P 1202)
Safety interlock 1:
Deactivate to stop drive (P 1608)
Safety interlock 2:
Deactivate to stop drive (P 1609)
Relay output 1 (P 1401)
Default operation:
Started
=>19 connected to 21
Relay output 2 (P 1402)
Default operation:
Running
=>22 connected to 24
Relay output 3 (P 1403)
Default operation:
Fault (-1)
=>25 connected to 27
Output current:
0(4)…20 mA
Not configured
Analog input circuit common
PID feedback:
0(2)…10 V or 0(4)…20 mA
Analog output circuit common
Auxiliary voltage 24 VDC
Auxiliary voltage output common
Digital input common for all
Signal cable shield (screen)
Analog input circuit common
(Fault => 25 connected to 26)
+
J1
AI1: 0(4)
…
20 mA
AI2: 0(4)
…
20 mA
ON
J1 Jumper Settings
ON
ON
12
J1
Содержание ACH550-BCR
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