Xylem 6308DT INDUSTRIAL DISSOLVED OXYGEN TRANSMITTERS - Manual (Page 7)

Global Water
800-876-1172
• globalw.com
- 7 -
4. H1 annunciator - this is the status of DO Relay 1. If this is displayed, then
the relay is ON.
5. H2 annunciator - this is the status of DO Relay 2. If this is displayed, then
the relay is ON.
6. L3 annunciator - this is the status of DO Relay 3, if this is displayed the
Relay is ON.
7. L4 annunciator - this is the status of DO Relay 4. If this is displayed, then
the Relay is ON.
8. H5 or L5 annunciator - this is the status of the Temperature Relay 5, if this
is displayed then the Relay is ON. H5 means the relay action is HIGH
while L5 means the relay action LOW.
9. Dissolved oxygen (% or ppm) display.
10. Temperature display.
c) REAR CONNECTORS
Before wiring the probes, relays, analog output, RS485, and power cord be sure
that you are connecting to the right terminal as shown above. Remember that the
unit is ON once the user plugs in the power cord to an AC power supply.