Signet 9900 Operating Instructions Manual page 44

4 to 20 mA
INPUT Menu
Enter string up to 13 characters (optional).
Default = 4-20 mA INPUT.
Enter up to 4 characters describing unit of measure.
Default = UNIT.
Measurement value of your sensor when its output is 4.00 mA.
Measurement value of your sensor when its output is 20.00 mA.
Dampens display, output and relay response rates.
Select Low, Med, High, OFF. (See discussion in Appendix.)
Default = OFF.
To program the 9900 for Dissolved Oxygen measurement using the 3-2610-31 sensor:
From the 4 to 20 mA View Mode display:
1. Press and hold the ENTER key for 2 seconds.
2. Press the ▼ key to select the INPUT menu.
3. The fi rst item is NAME. Press the ► key to change the displayed name from "4-20 mA INPUT" to a more descriptive name
(e.g., DO) and press ENTER when done.
4. Press ▼ to select SENSOR UNIT menu item.
5. Press ► to change the label from UNIT to MG/L and press ENTER.
6. Press ▼ and ensure the 4 mA VALUE is set to 0.0000.
7. Press ▼ and change the 20 mA VALUE from 5.0000 to 20.000 and press ENTER.
8. Press both ▲ and ▼ simultaneously to return to the Menu.
9. Press ▼ to select the LOOP menu and press ENTER.
10. Set the 4 mA SETPOINT to your desired value. The 2610 is factory set for a 0 to 20 mg/L output. Press ENTER when
done.
11. Press the ▼ key to select the 20 mA SETPOINT and set to your desired value. The 2610 is factory set for a 0 to 20 mg/L
output. Press ENTER when done.
12. Press both ▲ and ▼ simultaneously to return to the Menu.
13. Press ▼ twice to select the OPTION menu and press ENTER.
14. Press ▼ twice to select SET BAR MIN. Change this option if desired. The 2610 is factory set for a 0 to 20 mg/L output.
Press ENTER when done.
15. Press ▼ to select SET BAR MAX. Change this option if desired. The 2610 is factory set for a 0 to 20 mg/L output. Press
ENTER when done.
16. Press both ▲ and ▼ simultaneously to return to the Menu.
17. ENTER the other menus and set the unit as desired for your application.
18. Press both ▲ and ▼ simultaneously to return to the View Menu.
44 9900 Transmitter