I. introduction, Satellite types - sat iii – WattMaster WM-WCC3-TGD-01B User Manual
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I. INTRODUCTION
WCC III Technical Guide
I-7
•
1 HSS communications port that can connect and 
power up as many as 5 HSS expansion type boards.
•
16 additional optional Binary Inputs by using two 
HSS port connected WCC III Binary Input with 
Time Delay board.
•
16 additional optional Binary Relay Outputs by 
using two HSS port connected WCC III Vout 
RELAY boards (Relay N.O. Contacts)
The SAT III controller has 24 LEDs on the cover of the SAT III 
controller. (Figure I-4)
The top 8 Status LED functions are as follows:
•
SAT REC
- This LED will be lit when communications
are being received by the SAT III Communications 
Loop.
•
SAT XMIT
- This LED will be lit when communications
are being transmitted by the SAT III Communications 
Loop.
•
HSS REC
- This LED will be lit when communications
are being received from the HSS port.
•
HSS XMIT
- This LED will be lit when communications
are being transmitted to the HSS port.
•
LOCAL SET
- This LED will be lit when
communications with the WCC III - MCD has not 
occurred in at least the last two minutes. This means 
that the SAT III is not communicating on the SAT III 
communications loop. Setpoint control in the SAT III is 
dependent on the LOCAL SET parameters and as such 
is to be programmed into each control point by the user.
•
STATUS 1
- This LED blinks for every 1 second if SAT
III is alive.
•
STATUS 2
- This LED blinks for every 1 second during
power on delay, and then blinks every 8 seconds when 
watchdog is enabled.
•
STATUS 3
- This LED blinks for every internal
calculation loop completion.
The lower 16 LEDs display the status of the 16 Relay Outputs. The 
LEDs display the status of the eight “H” eight “C” contacts.
Figure I-4: SAT III Controller LEDs
Satellite Types - SAT III
