Hanna Instruments BL122 - Page 28

28
SETUP
Parameter Range / Options Default settings Description
Alarm Low
 Enable
 Disable
Disabled Enables / Disables the ORP low alarm
Warnings and Errors
 Enable
 Disable
Disabled
Enables / Disables warnings and errors related to
ORP events
Alarm Activates Relay
 Enable
 Disable
Disabled Enables / Disables the relay control for ORP events
Startup Dosing Delay 1 to 180 min / 1 min 5 min The delay to start dosing at power-on
Analog Out
(BL121 & BL123)
Disabled, AO1, AO2, AO3 Disabled Assigns an analog output to ORP reading
Max. Analog Out
(BL121 & BL123)
-1999 to 2000 mV / 1 mV 2000 mV High ORP limit assigned to 20 mA
Min. Analog Out
(BL121 & BL123)
-2000 to 1999 mV / 1 mV -2000 mV Low ORP limit assigned to 4 mA
Cl
2
Tank Input
 Enable
 Disable
Disabled Enables / Disables the Cl
2
the low level input tank
Temperature
Parameter Range / Options Default settings Description
Alarm High
(Low+0.1) to 100.0 °C /
0.1 °C
(Low+0.1) to 212.0 °F / 0.1 °F
50.0 °C
122.0 °F
Minimum temperature value that triggers the alarm
high event if continuous for more than 5 seconds*
Alarm High
 Enable
 Disable
Disabled Enables / Disables the temperature high alarms
Alarm Low
0.0 to (High-0.1) °C / 0.1
°C
32.0 to (High-0.1) °F / 0.1 °F
10.0 °C
49.9 °F
Maximum temperature value that triggers the alarm
low event if continuous for more than 5 seconds**
Alarm Low
 Enable
 Disable
Disabled Enables / Disables the temperature low alarm
Warnings and Errors
 Enable
 Disable
Disabled
Enables / Disables the warnings and errors related to
temperature events
Alarm Activates
Relay
 Enable
 Disable
Disabled
Enables / Disables the relay control for temperature
events
Unit °C / °F °C Temperature measurement unit
Analog Out
(BL121 & BL123)
Disabled, AO1, AO2, AO3 Disabled Assigns an analog output to temperature reading
Max. Analog Out
(BL121 & BL123)
-4.0 °C to 105.0 °C / 0.1 °C
24.8 to 221.0 °F / 0.1 °F
105.0 °C
221.0 °F
High temperature limit assigned to 20 mA
Min. Analog Out
(BL121 & BL123)
-5.0 °C to 104.0 °C / 0.1 °C
23.0 to 219.2 °F / 0.1 °F
-5.0 °C
23.0 °F
Low temperature limit assigned to 4 mA
* The minimum adjustable value for alarm high is related to the value assigned to alarm low (if enabled).
** The maximum adjustable value of alarm low is related to alarm high value (if enabled).