8
2610 DO Sensor
1. Wire the 9900 and 3-2610-41 as shown in the diagram.
NOTE: The wiring of the 3-2610-41 is nonstandard:
• 3-2610-41 Red wire is connected to 12 to 24 VDC
• 3-2610-41 White wire is connected to S
3
L Data
• 3-2610-41 Black wire is connected to VDC Ground
• A jumper wire must be connected between the VDC
Ground and S
3
L Gnd.
2. On the 9900 press and hold the ENTER key for 2
seconds.
3. Press the ▼ key to select the INPUT menu item.
4. Press the Enter key to access the INPUT menus.
5. Press the ▲ key to select the TYPE menu item.
6. Press the ► key to change the
TYPE selection.
7. Enter the code.
8. Repeatedly press the ▼ key until the “4-20 mA INPUT”
menu item is fl ashing and then press ENTER.
9. The 9900 will prompt “All settings will be reset”. Press the ▲ key to select “Yes” and then press ENTER.
10. The 9900 will return to the View Mode display.
11. Press and hold the ENTER key for 2 seconds.
12. Press the ▼ key to select the INPUT menu item.
13. In the NAME menu item, press the ► key to change the displayed name from “4-20 mA INPUT” to a more
descriptive name (e.g., "DISSOLVED O2") and press ENTER when done.
14. Press the ▼ key to select SENSOR UNIT menu item.
15. Press the ► to change the label from UNIT to MG/L or PPM and press ENTER.
16. Press the ▼ key and ensure the 4 mA VALUE is set to 0.0000.
17. Press the ▼ key and change the 20 mA VALUE from 5.0000 to 20.000 and press ENTER.
18. Press both the ▲ and ▼ keys simultaneously to return to the Menu.
19. Press the ▼ to select the LOOP menu and press ENTER.
20. Set the 4 MA SET POINT to your desired value. The 2610 is factory set for a 0 to 20 mg/L output. Press
ENTER when done.
21. Press the ▼ key to select the 20 MA SET POINT and set to your desired value. The 2610 is factory set for a 0
to 20 mg/L output. Press ENTER when done.
22. Press both the ▲ and ▼ keys simultaneously to return to the Menu.
23. Press the ▼ key twice to select the OPTION menu and press ENTER.
24. Press the ▼ key twice to select the SET BAR MIN option. Change this option if desired. The 2610 is factory
set for a 0 to 20 mg/L output. Press ENTER when done.
25. Press the ▼ key to select the SET BAR MAX option. Change this option if desired. The 2610 is factory set for
a 0 to 20 mg/L output. Press ENTER when done.
26. Press both the ▲ and ▼ keys simultaneously to return to the Menu.
27. Enter the other menus and set up the unit as desired for your application.
28. Press both the ▲ and ▼ keys simultaneously to return to the View Menu.
Wiring and Set Up
3-2610-41 to 9900 Set Up
The 3-2610-41 Optical Dissolved Oxygen Sensor with S
3
L was designed to emulate a 4 to 20 mA current input
device, 8058, on the 9900 controller. This allows the 3-2610-41 to be backward compatible with all existing 9900
controllers.
RED
RED
BLACK
BLACK
WHITE
SHIELD
PWR–
DATA
GND
SHLD
V+
9900 S
3
L Inputs
9900 Power Inputs
LOOP–
LOOP+
PWR+
RED
Blue
Green
Brown
3-2610-41
No connection
V+
V-
24 VDC
Regulated
Power Supply
9900 Generation III supports 3-2610-41 direct connection.
Please refer to the 9900 product manual for setup instructions.
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