ABB ACH580 Series User Manual page 65

56
Typical wiring diagram showing a conventional wiring and use of the E-Clipse
Bypass using Override 1 macro.
Typical system wiring with use of E-Clipse Bypass:
Normal
Auto Start / Stop
Damper
End Switch
High
Manual
Pressure
Pressure
Supply Duct Auto Fire
Smoke Shut Down
Freezestat
Return Duct
Smoke
Auto
Pressure
Application macros
ACH580 E-Clipse bypass and packaged drive user manual
X2 E-Clipse Bypass Controller Input
1
2
3
4
(DI1) Start/Stop
5
[Terminal X2:5]
(DI2) Run Enable
6
[Terminal X2:6]
(DI3) High Priority
7
Safeties
[Terminal X2:7]
(DI4) Emergency
8
Shutdown
[Terminal X2:8]
(DI5) Low Priority Safeties
9
[Terminal X2:9]
(DI6) Smoke Control
10
[Terminal X2:10]
Normal Operation:
• Close Start/Stop (X2:5)
• Fan starts, assuming that
Smoke
Normal
X2: 6, 7, 8, and 9 are all
Control
closed
1 0
Emergency Shutdown:
• Open auto fire shutdown,
unit stops
1 1
Smoke Control Mode:
• Close contact on X2:10
1 1
• Fan starts regardless of
position of internal HOA
1 1
switch and inputs
X2:5 and X2:9
• Inputs X2:6, 7 and 8
1 0
followed
• Internal overloads
0 1
followed