Hach sc1000 User Manual

65
Standard Operations
5 Hardware error Hardware error detected.
6 Internal communication error
A communication failure within the device has been
detected.
7 Humidity error Excessive humidity has been detected.
8 Temperature error Temperature within the device exceeds specified limit.
10 Sample warning Some action is required with the sample system.
11 Questionable calibration warning The last calibration was of questionable accuracy.
12 Questionable measurement warning
One or more of the measurements of the device are of
questionable accuracy (Quality bad or out of range).
13 Safety warning
A condition has been detected which may result in a
safety hazard.
14 Reagent warning Some action is required with the reagent system.
15 Maintenance required warning Maintenance is required on this device.
Table 15 Error register
Bit Error Description
Table 16 Status register—Status 1
Bit Status 1 Description
0 Calibration in progress
The device is in calibration mode. The measurements
may not be valid.
1 Cleaning in progress
The device is in cleaning mode. The measurements may
not be valid.
2 Service/Maintenance menu
The device is in service or maintenance mode. The
measurements may not be valid.
3 Common error
Device recognized an error, see Table 15 for more
detailed information
4 Measurement 0 Quality bad Precision of measurement is out of specified limits.
5 Measurement low limit Measurement is below specified range.
6 Measurement high limit Measurement is above specified range.
7 Measurement 1Quality bad Measurement is below specified range.
8 Measurement 1 low limit Measurement is above specified range.
9 Measurement 1 high limit Measurement is below specified range.
10 Measurement 2 Quality bad Measurement is above specified range.
11 Measurement 2 low limit Measurement is below specified range.
12 Measurement 2 high limit Measurement is above specified range.
13 Measurement 3 Quality bad Measurement is below specified range.
14 Measurement 3 low limit Measurement is above specified range.
15 Measurement 3 high limit Measurement is below specified range.

Hach sc1000 Specifications

General

Operating Temperature	-20 to 60 °C (-4 to 140 °F)
Inputs	Up to 2 digital or analog sensors
Outputs	2 analog, 2 relay
Communication	Modbus
Power Supply	100-240 VAC
Enclosure Rating	IP66, NEMA 4X