tekmar 440 Mixing Expansion Module - Manual (Page 3)

3 of 4 © 2005 D 440 - 06/05
LED Status Indicators
Cleaning the Control
The control’s exterior can be cleaned using a damp cloth. Moisten the cloth with water and wring out prior to wiping the
control. Do not use solvents or cleaning solutions.
Five LEDs provide the status on the 440’s outputs.
Mixing Expansion Module 440
Power
System Pump
Mix % Out
Open
Close
Mix % Out LED
Flashing Green:
•
• The rate of flashing represents the output of the mixing
device.
Solid Green:
•
• The mixing output is on 100%.
Off:
•
• The mixing output is off.
Open LED
Green:
•
• The Open relay is on.
Off:
•
• The Open relay is off.
Closed LED
Green:
•
• The Close relay is on.
Off:
•
• The Close relay is off.
Power LED
Green:
•
• Normal operation.
Off:
•
• No power to the Mixing Expansion Module.
System Pump LED
Green:
•
• The System Pump relay is on.
Off:
•
• The System Pump relay is off.