User Manual
PLUS+1 Compliant
S7 PVE DI Function Block
powersolutions.danfoss.com
User Manual
PLUS+1® Compliant S7 PVE DI Function Block
Revision history |
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January 2018 |
First edition |
0101 |
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2 | © Danfoss | January 2018 |
AQ00000244enUS0101 |
User Manual
PLUS+1® Compliant S7 PVE DI Function Block
S7_PVE_DI Function Block
Inputs.................................................................................................................................................................................................... |
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Outputs................................................................................................................................................................................................ |
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MC Controller Configurations...................................................................................................................................................... |
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Configure a DigAn for the Error_Pin Input......................................................................................................................... |
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Configure an MFIn for the Error_Pin Input........................................................................................................................ |
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Configure a DigOut for the Supply Output....................................................................................................................... |
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Configure an MFOut for the Supply Output...................................................................................................................... |
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Configure an MFOut for the Block's Output...................................................................................................................... |
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SC Controller Configurations....................................................................................................................................................... |
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Configure a DigAn for the Error_Pin Input...................................................................................................................... |
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Configure an MFIn for the Error_Pin Input...................................................................................................................... |
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Configure a DigOut for the Supply Output..................................................................................................................... |
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Configure an MFOut for the Supply Output................................................................................................................... |
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Configure an MFOut for the Block Output...................................................................................................................... |
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© Danfoss | January 2018 |
AQ00000244enUS0101 | 3 |
User Manual
PLUS+1® Compliant S7 PVE DI Function Block
This function block reports feedback from the valve about whether the Port A or Port B side of the valve is open, which serves as a direction indicator.
Inputs to the function block are described.
Item |
Type |
Range |
Description |
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Pin_A |
BOOL |
—— |
Digital input from the valve actuator to indicate if the valve is in Dir_A position. |
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Pin_B |
BOOL |
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Digital input from the valve actuator to indicate if the valve is in Dir_B position. |
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The output of the function block is described. |
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Item |
Type |
Description |
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Dir |
S8 |
-1—Valve is in A direction. |
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0—Valve in in Neutral. |
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1—Valve is in B direction. |
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127—Error |
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Configure inputs and outputs on your controller so they are compatible with the signals of your function block.
This function block:
•Receives some of its input signals through your controller's inputs.
•Outputs some of its output signals through your controller's outputs.
You must configure the inputs and outputs on your controller to be compatible with these signals.
Input Configuations
Function Block Input |
Compatible Controller Input Type |
Controller Input Configuration Action |
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Error_Pin |
MFIn |
Delete the PinConfig0 route. |
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DigAn |
Delete the PinConfig0 route. |
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Fdbk |
MFOut* |
Pair with the MFOut used by the function block's |
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Output. |
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* Inside the Inputs page; outputs a Status bus that reports the state of a corresponding MFOut inside the Outputs page.
Output Configurations
Function Block Output |
Compatible Controller Output Type |
Controller Output Configuration Action |
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Supply |
MFOut |
Delete the DigOut route. |
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DigOut |
Delete the DigOut route. |
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Output |
MFOut |
Delete the: |
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OutputValue route. |
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PinConfig route. |
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4 | © Danfoss | January 2018 |
AQ00000244enUS0101 |
User Manual
PLUS+1® Compliant S7 PVE DI Function Block
S7_PVE_DI Function Block
Configure the DigAn so that it can accept the input signal from the Error_Pin.
1.In the GUIDE template, enter the Inputs page.
2.Enter the DigAn that receives the input signal.
3.Make the changes that are shown in the following figure.
© Danfoss | January 2018 |
AQ00000244enUS0101 | 5 |