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ACH550-UH User’s Manual
1-51
Application macros
HVAC Default macro
This macro provides the factory default parameter settings for the ACH550-UH.
Factory defaults can be restored at any time by setting parameter 9902 to 1. The
diagram below shows typical wiring using this macro. When using direct speed
reference in AUTO mode or process PID, see
on page
Parameters Changed Relative to HVAC Default
Parameter
Value
Parameter
Value
None (Default macro)
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
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
Not configured
Constant (Preset) speed 1
(P 1202)
Safety interlock:
Deactivate to stop drive (P 1608)
Not configured
Relay output 1 (P 1401)
Default operation:
Ready
=>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
X1
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)
+
mA
mA
+
J1
AI1: 0(4)
…
20 mA
AI2: 0(4)
…
20 mA
ON
J1 Jumper Settings
ON
ON
12
J1
1 SCR
2 AI1
3 AGND
4 10V
5 AI2
6 AGND
7 AO1
8 AO2
9 AGND
10 24V
11 GND
12 DCOM
X1
+
Alternate “Loop Powered Transmitter” Wiring
+
mA
mA
Содержание ACH550-BCR
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