Hach BioTector B7000 User Manual page 92

17. Manual Valves (if configured in the system). Use this function to test the Manual Valves. To test a
Manual Valve, press the ENTER key and select the number of the valve to be tested. Press the ENTER
key again and the valve will be activated. To turn the valve off, select OFF. Note that only one Manual
Valve can be switched on at any given time.
18. Cooler. This device is normally automatically controlled by the system. To test the Cooler relay, press the
ENTER key and select device state option: ON, OFF, AUTO. If the device is on, it will be marked with an
"*". The actual cooler temperature in degrees centigrade (°C) is also shown in this menu.
19. Leak Detector (if configured in the system). This device is input only and therefore its state cannot be
changed from this menu. It only indicates the state of the BioTector Liquid Leak Detector alarm input.
20. Fan. This device is normally automatically controlled by the system. To test the Fan relay, press the
ENTER key and select device state option: ON, OFF, AUTO. If the device is on, it will be marked with an
"*". The actual BioTector temperature in degrees centigrade (°C) is also shown in this menu. In AUTO
mode, if the temperature of the system is below the default set point temperature, which is 25°C,
BioTector switches the fan off in order to stabilize the temperature using its own internal heat. If the
temperature is above the set point temperature, fan keeps operating continuously.
21. Sampler Fill (if configured in the system). Signal to fill the BioTector sampler. This signal remains on
until turned off.
22. Sampler Empty (if configured in the system). Signal to empty the BioTector sampler. This signal is a 5
second pulse.
23. Sample Sensor (if configured in the system). This device is an input only and therefore its state cannot
be changed from this menu. It only indicates the state of the Sample Sensor.
24. TIC Sample Valve. In TC - TIC systems only, use this function to test the TIC Sample Valve. To change
the state of the device, press the ENTER key, set the device to ON/OFF, and press the ENTER key
again. If the device is on, it will be marked with an "*".
25. TIC Sample Out Valve. In TC - TIC systems only, use this function to test the TIC Sample Out Valve. To
change the state of the device, press the ENTER key, set the device to ON/OFF, and press the ENTER
key again. If the device is on, it will be marked with an "*".
26. TIC Sparge Valve. In TC - TIC systems only, use this function to test the TIC Sparge Valve. To change
the state of the device, press the ENTER key, set the device to ON/OFF, and press the ENTER key
again. If the device is on, it will be marked with an "*".
27. TIC Analysis Valve. In TC - TIC systems only, use this function to test the TIC Analysis Valve. To
change the state of the device, press the ENTER key, set the device to ON/OFF, and press the ENTER
key again. If the device is on, it will be marked with an "*".
28. TIC Purge Valve. In TC - TIC systems only, use this function to test the TIC Purge Valve. To change the
state of the device, press the ENTER key, set the device to ON/OFF, and press the ENTER key again. If
the device is on, it will be marked with an "*".
30.  Input/Output Status. Input/Output Status is a link to Maintenance, Diagnostics, Input/Output Status
menu.
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