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Operating and Maintenance Instructions
Pressure Set-point
Select Inputs
SL2, Switched
Live Input 2
Stop/Run
(J1 pin 2)
Volt Free Stop/Run
(J1 pin 11)
SL1, Switched
Live Input 1
(J1 pin 1)
Volt Free Select
Input 1
(J2 pin 9)
Volt Free Select
Input 2
(J2 pin 13)
In the above table "-" indicates "Input state ignored"
DIP Switch 1
Position
5
6
Rotary DIP Switch
0-10V Input 2 (J3 pin 5)
Rotary DIP Switch
Variable
Resistor
R1
R2
R3
R4
210-OMI13277_Iss1.doc
© ebm-papst UK Ltd, 2012
FAN STOP
Low / Single
Pressure
Set-point
(S2)
Open
-
Linked to
230VAC
-
Open
Linked to 0V
-
-
Open
-
-
Open
-
-
Open
OFF
Normal (Cooling Profile)
SL1 selects 0-10V set-point
Constant Pressure Control Set-points
S2
S3
Constant Pressure Control
PID Gain (response speed)
Fan Maximum Speed
(reserved)
(reserved)
ORIGINAL INSTRUCTIONS
Chelmsford Business Park Chelmsford Essex CM2 5EZ
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e-mail
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Constant Pressure Set-point
External Pressure
Set-point
(0-10V Input 2)
Linked to
230VAC
Linked to 0V
-
Linked to
230VAC,
and
DIP SW 6
OFF
Linked
-
to 0V
Open
Open
Constant Pressure Control operation
Invert Speed Control Output (Heating Profile)
SL1 selects Rotary Switch S3 set-point
Low Pressure Set-point
External Pressure Set-point
High Pressure Set-point
High Pressure
Set-point
(S3)
Linked to
230VAC
Linked to 0V
-
Linked to
230VAC,
and
DIP SW 6
ON
-
-
Linked
-
to 0V
ON
Page 10 of 15
CN1090
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