ABB RDNA-01 Manuel d'utilisateur Page 62

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1-58 ACH550-UH User’s Manual
Application macros
Internal Timer macro
This macro configures for applications where a built-in timer starts and stops the
motor. When the variable speed pump reaches a maximum speed limit, auxiliary
pumps start as needed. When using direct speed reference in AUTO mode or
process PID, see General considerations on page 1-49.
Momentarily activating digital input 3 (DI3) provides a boost function which operates
the motor. See group 36, Timer Functions, for more information on setting up timers.
Parameters Changed Relative to HVAC Default
Parameter Value
Parameter Value
9902
APPLIC MACRO 8 (INT TIMER) 1601 RUN ENABLE 2 (DI2)
1001 EXT1 COMMANDS 11 (TIMER 1) 1609 START ENABLE 25 (DI5)
1002 EXT2 COMMANDS 11 (TIMER 1) 3601 TIMERS ENABLE 1 (DI1)
1201
CONST SPEED SEL 0 (NOT SEL) 3622 BOOST SEL 3 (DI3)
1401 RELAY OUTPUT 17 (STARTED) 3626 TIMER 1 SRC 31 (P1+2+3+4+B)
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
Timer enable: Activate to start/stop drive from timer
Run permissive: Deactivate to stop drive (P 1601)
Timer override: Activate to start drive
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 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
Jumper Settings
ON
1
2
ON
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