Hach CAx440EX, User Instructions

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Table 4 Status LED
Color Status
Green, one flash Connected to cellular network
Green, three flashes Connection to cellular network in progress
Green, steady Data transmission to a cellular network
Yellow, one flash The sensor is not connected.
Red, one flash Cannot connect to a cellular network
Figure 2 Internal view
1 Activation code 6 "4–20mA SENSOR CABLE" terminal
2 QR code for Hach H
2
S Data 7 Power switch
3 Internal antenna 8 "4-20mA 24V" terminal for device
4 Battery terminals 9 "DC 9–28V" terminal
3
5 "RS-232 SENSOR CABLE" terminal 10 Terminal cover
4
2.6 Product components
Make sure that all components have been received. Refer to Figure 3 . If any items are missing or
damaged, contact the manufacturer or a sales representative immediately.
3
A DC power supply can be used as an alternative to the batteries or with the batteries.
4
The terminal cover must be closed when the field transmitter is used in a hazardous location.
The terminal cover cannot be closed if the "DC 9–28V" terminal and/or "4-20mA 24V" terminal
are used.
English 9