Siemens SITRANS LR250 Instruction Manual page 92

4.17. Service Interval
Allows for scheduling of service inspections.
4.17.1. Last Time Serviced
Read only. Time elapsed since device was last serviced
4.17.2. Maintenance Required Limit
If the time elapsed from last service is equal to or less than this limit, a Maintenance
Required status is generated.
Values
4.17.3. Maintenance Demanded Limit
If the time elapsed from last service is equal to or less than this limit, a Maintenance
Demaded status is generated.
Values
4.17.4. Alert Activation
Select limits to be activated.
Values
4.17.5. Service Interval
Set time between scheduled service inspections
Values
4.17.6. Maintenance Status
Read only. Displays the status of the Maintenance Alerts
Values
Page 88 SITRANS LR250 (HART) – INSTRUCTION MANUAL
Range: 0 to 20 years
Default: 0.164 years
Range: 0 to 20 years
Default: 0.019 years
* Timer off
On - no limits
On - limits 1 and 2
On - limit 2
Range: 0 to 20 years
Default: 1.0 years
0 No maintenance alerts active
1 Maintenance Required Alert active
2 Maintenance Demanded Alert Active
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