AERCO ProtoNode Gateway Rev 3 (with external LEDs) User Manual
Page 120
AERCO ProtoNode Gateway
Installation, Operation & Maintenance Manual (IOMM)
Page 120 of 126
AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913
OMM-0080_0H
11/06/2014
Ph.: 800-526-0288
GF-129
Appendix E:
CONVERSION EQUATIONS FOR TEMPERATURE
VARIABLES
Table E-1: Conversion Equations for Temperature Variables
(Variable Counts to Temp)
Register
Variable Type
Degrees Fahrenheit (°F)
Degrees Celsius (°C)
DEGREES_1
20
1000
500
(230)
(RegVar)
Temp(F)
+
+
∗
=
7
1000
500
(128)
(RegVar)
Temp(C)
−
+
∗
=
DEGREES_2
80
1000
500
(220)
(RegVar)
Temp(F)
−
+
∗
=
62
1000
500
(183)
(RegVar)
Temp(C)
−
+
∗
=
DEGREES_3
40
1000
500
(520)
(RegVar)
Temp(F)
+
+
∗
=
4
1000
500
(289)
(RegVar)
Temp(C)
−
+
∗
=
ABS_DEG_1
For (RegVar>0):
+
∗
=
1000
500
(230)
(RegVar)
Temp(F)
For (RegVar<0):
−
∗
=
1000
500
(230)
(RegVar)
Temp(F)
For (RegVar> 0):
+
∗
=
1000
500
(128)
(RegVar)
Temp(C)
For (RegVar< 0):
−
∗
=
1000
500
(128)
(RegVar)
Temp(C)
Table E-2: Conversion Equations for Temperature Variables
(Temp to Variable Counts)
Register
Variable Type
Degrees Fahrenheit (°F)
Degrees Celsius (°C)
DEGREES_1
+
∗
−
=
230
115
(1000)
20)
(degF
RegVar
+
∗
+
=
128
64
(1000)
7)
(degC
RegVar
DEGREES_2
+
∗
−
=
220
110
(1000)
80)
(degF
RegVar
+
∗
+
=
183
91.5
(1000)
62)
(degC
RegVar
DEGREES_3
+
∗
+
=
600
300
(1000)
40)
(degF
RegVar
+
∗
−
=
289
144.5
(1000)
4)
(degC
RegVar
ABS_DEG_1
For (degF>0):
+
∗
=
230
115
(1000)
(degF)
RegVar
For (degF<0):
−
∗
=
230
115
(1000)
(degF)
RegVar
For (degC> 0):
−
∗
=
128
115
(1000)
(degC)
RegVar
For (degC<0):
−
∗
=
128
64
(1000)
(degC)
RegVar