ESS's M1M3 Thermocouple telemetry and events.

doc/news/DM-47019.feature.rst

@@ -0,0 +1 @@
+M1M3 Thermal Scanner temperature data (part of the ESS)

python/lsst/ts/xml/data/sal_interfaces/ESS/ESS_Events.xml

@@ -114,4 +114,51 @@
       <Count>1</Count>
     </item>
   </SALEvent>
+  <Enumeration>
+    HONEYCOMB_TOP=1,
+    HONEYCOMB_MIDDLE=2,
+    HONEYCOMB_BOTTOM=3,
+    PLENUM=4,
+    CELL_TOP=5,
+    CELL_BOTTOM=6
+  </Enumeration>
+  <SALEvent>
+    <Subsystem>ESS</Subsystem>
+    <EFDB_Topic>ESS_logevent_thermocouples</EFDB_Topic>
+    <Description>Details about M1M3 thermocouples. Thermal scanner is provided in topic's index, and port number is the item's index.</Description>
+    <item>
+      <EFDB_Name>name</EFDB_Name>
+      <Description>Comma separated lists of thermocouple name/ID.</Description>
+      <IDL_Type>string</IDL_Type>
+      <Units>unitless</Units>
+    </item>
+    <item>
+      <EFDB_Name>location</EFDB_Name>
+      <Description>Thermocouple location. One of the HONEYCOMB_XXX,PLENUM or CELL_XXX enumerations.</Description>
+      <IDL_Type>int</IDL_Type>
+      <Units>unitless</Units>
+      <Count>94</Count>
+    </item>
+    <item>
+      <EFDB_Name>xPosition</EFDB_Name>
+      <Description>Thermocouple X position in meters.</Description>
+      <IDL_Type>float</IDL_Type>
+      <Units>m</Units>
+      <Count>94</Count>
+    </item>
+    <item>
+      <EFDB_Name>yPosition</EFDB_Name>
+      <Description>Thermocouple Y position in meters.</Description>
+      <IDL_Type>float</IDL_Type>
+      <Units>m</Units>
+      <Count>94</Count>
+    </item>
+    <item>
+      <EFDB_Name>zPosition</EFDB_Name>
+      <Description>Thermocouple Z position in meters.</Description>
+      <IDL_Type>float</IDL_Type>
+      <Units>m</Units>
+      <Count>94</Count>
+    </item>
+  </SALEvent>
 </SALEventSet>

python/lsst/ts/xml/data/sal_interfaces/ESS/ESS_Telemetry.xml

@@ -1677,4 +1677,16 @@
       <Count>1</Count>
     </item>
   </SALTelemetry>
+  <SALTelemetry>
+    <Subsystem>MTM1M3ThermalScanner</Subsystem>
+    <EFDB_Topic>MTM1M3ThermalScanner_thermocouplesTemperatures</EFDB_Topic>
+    <Description>Temperatures measured by thermocouples. Details of the thermocouple's locations are in lsst.ts.xml.tables.m1m3</Description>
+    <item>
+      <EFDB_Name>temperatures</EFDB_Name>
+      <Description>Measured thermocouple temperatures. Index is thermal scanner port number (0-based). As CSC is indexed, the index gives thermal scanner.</Description>
+      <IDL_Type>float</IDL_Type>
+      <Units>deg_C</Units>
+      <Count>94</Count>
+    </item>
+  </SALTelemetry>
 </SALTelemetrySet>

python/lsst/ts/xml/enums/ESS.py

@@ -71,3 +71,25 @@ class OnOff(enum.IntEnum):
 
     ON = 1
     OFF = 2
+
+
+class M1M3Thermocouple(enum.IntEnum):
+    """M1M3 Thermocouple location.
+
+    Values:
+
+    * HONEYCOMB_TOP: Top of the mirror's honeycomb.
+    * HONEYCOMB_MIDDLE: Middle in the mirror's honeycomb.
+    * HONEYCOMB_BOTTOM: Bottom of the mirror's honeycomb.
+    * PLENUM: Air plenum (area between the glass mirror and top of the mirror
+      cell, where conditioned air enters).
+    * CELL_TOP: Top of the mirror cell.
+    * CELL_BOTTOMz: Bottom of the mirror cell.
+    """
+
+    HONEYCOMB_TOP = 1
+    HONEYCOMB_MIDDLE = 2
+    HONEYCOMB_BOTTOM = 3
+    PLENUM = 4
+    CELL_TOP = 5
+    CELL_BOTTOM = 6

python/lsst/ts/xml/tables/m1m3/__init__.py

@@ -34,3 +34,4 @@
     force_actuator_from_id,
 )
 from .fcu_table import FCUData, FCUTable, fcu_from_address
+from .thermocouple_table import ThermocoupleData, ThermocoupleTable

python/lsst/ts/xml/tables/m1m3/thermocouple_table.py

@@ -0,0 +1,104 @@
+# This file is part of ts_xml.
+#
+# Developed for Vera Rubin Observatory.
+# This product includes software developed by the LSST Project
+# (https://www.lsst.org).
+# See the COPYRIGHT file at the top-level directory of this distribution
+# for details of code ownership.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation either version 3 of the License or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+import enum
+from dataclasses import dataclass
+
+__all__ = [
+    "ThermalScanner",
+    "ThermocoupleLocation",
+    "ThermocoupleData",
+    "ThermocoupleTable",
+]
+
+"""This module provides location and names for M1M3 thermocouples. Thermocouple
+measurements are read by the M1M3 Thermal Scanner CSC.
+
+Attributes
+----------
+ThermocoupleTable : `[ThermocoupleData]`
+"""
+
+
+class ThermalScanner(enum.IntEnum):
+    """Thermal scanner measurement box location."""
+
+    Y_PLUS = 1
+    X_PLUS = 2
+    Y_MINUS = 3
+    X_MINUS = 4
+
+
+class ThermocoupleLocation(enum.IntEnum):
+    """Location of the mirror thermocouple. HC is for the mirror HoneyComb -
+    the sensor is located in the glass mirror."""
+
+    HC_BOTTOM = 1
+    HC_MIDDLE = 2
+    HC_TOP = 3
+
+
+@dataclass
+class ThermocoupleData:
+    """Represent thermocouple index, name and location inside the mirror cell.
+
+    Attributes
+    ----------
+    name : `str`
+        Thermocouple name - e.g. MTC017B1.
+    location : `ThermocoupleLocation`
+        Location type
+    scanner : `ThermalScanner`
+        Scanner to which is the thermocouple connected.
+    port : `int`
+        Thermocouple 1-based port. Gives port where the termocouple is
+        connected. Shall be integer in range 1-96.
+    x_position : `float`
+        X position in mirror cell.
+    y_position : `float`
+        Y position in mirror cell.
+    z_position : `float`
+        Z position in mirror cell.
+    """
+
+    name: str
+    location: ThermocoupleLocation
+    scanner: ThermalScanner
+    port: int
+    x_position: float
+    y_position: float
+    z_position: float
+
+
+ThermocoupleTable = [
+    ThermocoupleData(
+        "MTC038B1",
+        ThermocoupleLocation.HC_BOTTOM,
+        ThermalScanner.Y_PLUS,
+        1,
+        0.1,
+        0.1,
+        -0.1,
+    ),
+    ThermocoupleData(
+        "MTC038F", ThermocoupleLocation.HC_TOP, ThermalScanner.Y_PLUS, 2, 0.1, 0.1, 0.1
+    ),
+]