Download VERY LARGE TELESCOPE Interface Control Document between

ESO
Interface Control Document
between the Electro-Mechanical Hardware
and the Control System of the ATS
Doc:
Issue
Date
Page
VLT-ICD-ESO-15100-1528
5
15/01/03
69 of 81
14
LCU
ATS
Air Conditioning Reference Temperature Set the Reference Temperature
15
LCU
ATS
Dew point sensor
Get Dew point sensor value
16
LCU
ATS
Dew point sensor Temperature Margin
Set the Dewpoint Temperature Margin
17
LCU
ATS
Dew Point Warning
warning Flag ON when Dew Point is reached inside the
enclosure during Daytime Stand By mode.
M1 TEMPERATURES:
20
LCU
ATS
Temperature M1 A,B,C
Mirror M1 temperatures as read from Altitude LCU
3.5.3.2 Signal cabinet Thermal controller:
Item
From
To
Signal
Description
COMMUNICATION:
1
ATS
LCU
Thermal controller Communication
RS485 Port to PKC EROELECTRONIC - Protocol
details [RD19]
GENERAL COMMANDS:
2
ATS
LCU
Read temperatures
Last modified: Wed Jan 150 10:20:44 MET 2003
Cabinet Temperature
Ambient Air Temperature