Hach CM130 User Manual page 68

Table 11 Remote indicator—Light combinations and sounds
Remote indicator
Chlorine: Not being measured
24
Chlorine measurements continue
25
There is a non-urgent problem with the analyzer.
26
There is an urgent problem with the analyzer. The analyzer cannot make reliable
measurements.
27
There is no communication between the analyzer and the remote indicator. The analyzer does
not have power or the cable between the analyzer and the remote indicator is disconnected.
28
Stops after approximately 5 minutes. The power-loss beep is similar to the power-loss beep of a
smoke detector.
66 English
Table 10 Remote indicator—Light color descriptions
1 Chlorine status light
2 Analyzer status light
3 Audio
Status
Idle Mode
Analyzer: Normal operation
(slow flashing)
Audio: No sound
Measurement Mode
Chlorine: Low chlorine
24
(< 0.10 mg/L)
Analyzer: Normal operation
Audio: No sound
Measurement Mode
Chlorine: Low chlorine
24
(< 0.10 mg/L)
Analyzer: Analyzer alert
Audio: No sound
Off: Chlorine is not being measured
Blue: Chlorine is less than 0.10 mg/L as Cl
Red: Chlorine is 0.10 mg/L or more as Cl
Off: No communication with analyzer
Blue: Normal operation
Amber: Non-urgent problem with analyzer
Red: Urgent problem with analyzer
Remote indicator
25
2
2
Status
Measurement Mode
Chlorine: High chlorine
24
(≥ 0.10 mg/L)
Analyzer: Normal operation
Audio: Chlorine alarm tone
Measurement Mode
Chlorine: High chlorine
24
(≥ 0.10 mg/L)
Analyzer: Analyzer alert
Audio: Chlorine alarm tone
Idle Mode
Chlorine: Not being measured
Analyzer: Analyzer alarm
Audio: Analyzer alarm tone
Disconnected Mode
Chlorine: Unknown
Analyzer: Unknown
Audio: Power-loss beep
25
26
27
28