ABB ACH550-VCR User Manual

ACH550-UH User’s Manual 1-63
Application macros
E-bypass macro
This macro configures for an E-bypass device which can bypass the drive and
connect the motor direct on-line. When using direct speed reference in AUTO mode
or process PID, see General considerations on page 1-49.
Parameters Changed Relative to HVAC Default
Parameter Value
Parameter Value
9902 APPLIC MACRO 13 (E-BYPASS) 1601 RUN ENABLE 2 (DI2)
1201
CONST SPEED SEL 0 (NOT SEL) 1608 START ENABLE 10 (NOT SEL)
1401 RELAY OUTPUT 17 (STARTED)
1SCR
2AI1
3AGND
410V
5AI2
6AGND
7AO1
8AO2
9AGND
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 enable: Deactivate to stop drive (P 1601)
Not configured
Not configured
Not configured
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 output +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

ABB ACH550-VCR Specifications

General

Brand	ABB
Model	ACH550-VCR
Category	Controller
Language	English