Safety Instrumented System - SIS.. The hardwired Safety Instrumented System (SIS) profile is used to monitor a Safety Instrumented System input.
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Network Variables | Configuration Properties |
nviHwSIS
nvoHwSISFb
| cpAlarmTriggerState
cpMaxSendTime
cpReceiveHrtbt
nciLocation
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Details: |
| Resource Set:
| Standard 00:00:00:00:00:00:00:00-0 |
| Index:
| 107 |
| Obsolete:
| no |
| Key:
| 4314 |
|
Inheriting:
| no |
Mandatory Network Variables |
| nviHwSIS | Security Instrumented System Input.: This input network variable is used to control the state of the equipment when a security alarm variable is received.
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| Member Number:
| 1 | |
Base type:
| | | Direction:
| input | | Service:
| any |
|
| nvoHwSISFb | Full Ventilation Output.: This output network variable is used to indicate that a security alarm has been received by the equipment and has been acted upon.
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| Member Number:
| 2 | |
Base type:
| | | Direction:
| output | | Service:
| acknowledged |
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Mandatory Configuration Properties |
| cpMaxSendTime | Maximum send time.: The maximum period of time between consecutive transmissions of the current value.
|
| Member Number:
| 1 | |
Base type:
| | |
Applies to
| nvoHwSISFb | | Array:
| not permitted | | Default:
| 30,0 |
|
| cpReceiveHrtbt | Maximum receive time.:
The maximum period of time that may expire with no updates on the associated input network variables before the object goes into heartbeat failure mode. A zero value disables the mechanism.
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| Member Number:
| 2 | |
Base type:
| | |
Applies to
| nviHwSIS | | Array:
| not permitted | | Default:
| 30,0 |
|
| cpAlarmTriggerState | Alarm Trigger state.:
This input configuration indicates the default state of the input signal. With this configuration property you could set if the alarm signal will be defected while ACTIVE HIGH or ACTIVE LOW.
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Optional Configuration Properties |
| nciLocation | Location: Provides descriptive physical location information related to the object.
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