Hach SC4200c, User Manual

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Figure 12 Digital sensor quick connect
User interface
The keypad has controller icons, sensor status LEDs and two channel buttons. Refer to Figure 13 .
Figure 13 Keypad and front panel overview
1 Controller icons 4 Channel 2 button—Puts all channel outputs on hold.
2 Sensor status LED for Channel 1 5 Sensor status LED for Channel 2
3 Channel 1 button—Puts all channel outputs on hold.
The front panel has icons at the top that shows the controller condition. Refer to Table 5 .
The sensor status LED shows the condition of each sensor. Refer to Table 6 . Refer to
Troubleshooting on page 29 to find possible causes and solutions for usual problems.
Table 5 Icon descriptions
Icon Description Status
3G/4G signal strength All off: no signal
All on: best signal
Cloud connection (MSM) Off: no internet connection
Red on: Correct internet connection, but incorrect cloud connection.
Blue on: Correct cloud connection. Controller connected to MSM.
Flashes blue: connecting to cloud
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