June 2021
Installation, Operation and Maintenance Manual
MAN712 Rev. 9
Section 6: Configuration Parameters
Configuration Parameters
54
Table of the Alarms (*)
Alarm Type
Acronym
Description
Pressure Transducer Problem
压力传感器异常
AI1_PR
It is active when some problem, dealing with the Pressure
Transducer, occurs (ex. Measured value > 20.6 mA or internal
power supply problem)
Power Supply Alarm
供电异常
POW_S
It is active when no Power Supply sources are “Ok”, it means that:
“V. Ext Status Def” = “Bad”
“V. Ext Status Aux” = “Bad”
“V. Bat Status Def” = “Bad”
“V. Bat Status Aux” = “Bad”
Wrong Configuration
配置错误
CONF
It is active when at least one of the following configuration errors
is made:
- Limits of “VLC PDR”, “D.ACQ. PDR”, “P. Inc.” e “P. Dec.” are not
respected (see Section 6.1)
- “LP limit” > “Max. Pressure”
- “LP limit” >= “HP Limit”
- All the SOV Controls Outputs are disabled
- “V.Ext.Applied” = “No” and “S.Rate” < 5 seconds
- Enabled SOV control Outputs do not respect the limitation
dealing with the applied power supply (see Section 5.2.2)
Sleep Operating Mode
系统休眠模式
SLEEP
It is active when "SLEEP” operating mode is selected.
Safety Action Electrical Circuits Alarm
阀门控制回路异常
SAEC
It is active when:
- All the SOV Control Outputs (SVC1, SVC2, RL1, RL2) are disabled.
- All the enabled SOV Control Outputs have their Status = “Bad”
(example: SVC1 and SVC2 are the enabled SOV Control Output
and “SVC1 Status” = “Bad” and “SVC2 Status” = “Bad”)
Reset
重启
RESET
It is not a real alarm; it is just logged in the “Alarms List” after a
reset (power cycle) of the ELBS-20
6.4
Tables of the Alarms and Warnings
Table 9.
