Siemens SQL321B Series - Actuator Operating State Indication; LED Status Indicators; Troubleshooting with LEDs

8 / 12 2022-06-15 M4520 74 319 0809 0 Siemens Smart Infrastructure
Indication of operating state/运行状态指示情况 SQL361B.., SQL351B..
en
The LED display indicating operating status can be viewed by opening the cover of the electronics module.
zh-cn
打开电子模块的盖子，可以通过 LED 显示看到运行状态情况。
SQL351B25..50
SQL361B25..50
en
Function
LED Indication
Remarks, troubleshooting
D10
D4
Calibration mode
OFF
ON
Run calibration, everything ok.
1)
ON
Flashing
Calibration error.
Control mode
OFF
Flashing
Automatic operation; everything ok.
1)
ON
Flashing
Internal error, troubleshooting
2)
OFF
OFF
No power
Troubleshooting, eventually replace actuator
zh-cn
功能
LED 指示灯
备注，故障排查
D10
D4
校准模式
不亮
亮
运行校准，一切正常
1)
亮
闪烁
校准错误。
控制模式
不亮
闪烁
自动运行；一切正常
1)
亮
闪烁
内部错误， 故障排查
2)
不亮
不亮
未通电：故障排查，最终更换执行器
en
As a general rule, the LED can assume only the states shown above (continuously red, flashing, or off).
zh-cn
一般来说，LED 只能呈现上述状态（持续红色、闪烁或关闭状态）。
en
1)
The Green LED (D6) with short lit on when reach to “100 %” and the Red LED (D7) with short lit on when reach
to “0 %” stroke position.
2)
When power supply to actuator but no Y control signal and also calibration not started, LED will be continuously
light too.
zh-cn
1)
当到达“100 %”行程位置时，绿色 LED 灯（D6）会短暂亮起，而当到达“0 %”行程位置时，红色 LED 灯
（D7）会短暂亮起。
2)
当向执行器供电但没有 Y 控制信号且校准未开始时，LED 灯也会持续亮起。