Measurement data registers - OPT100

OPT100 User Guide

Document code
M211858EN
Revision
N
Language
English (United States)
Product
OPT100
Document type
User guide
Table 1. Measurement data registers (read-only)
Register number Address Register description Data format Unit and notes
Present values
21 0014hex Methane 32-bit float ppmv
0015hex
23 0016hex Acetylene 32-bit float ppmv
0017hex
25 0018hex Ethylene 32-bit float ppmv
0019hex
27 001Ahex Ethane 32-bit float ppmv
001Bhex
29 001Chex Carbon monoxide 32-bit float ppmv
001Dhex
31 001Ehex Carbon dioxide 32-bit float ppmv
001Fhex
33 0020hex Total dissolved combustible gases (TDCG) 32-bit float ppmv
0021hex
35 0022hex Hydrogen 32-bit float ppmv
0023hex
37 0024hex Moisture in oil 32-bit float ppmw
0025hex
39 0026hex Temperature of in-oil measurement chamber 32-bit float °C
0027hex
41 0028hex

Relative moisture in oil

See Calculating relative moisture saturation inside transformer

32-bit float %RS
0029hex
43 002Ahex Total gas pressure (TGP) 32-bit float hPa
002Bhex
24 hour average values
51 0032hex Methane 32-bit float ppmv
0033hex
53 0034hex Acetylene 32-bit float ppmv
0035hex
55 0036hex Ethylene 32-bit float ppmv
0037hex
57 0038hex Ethane 32-bit float ppmv
0039hex
59 003Ahex Carbon monoxide 32-bit float ppmv
003Bhex
61 003Chex Carbon dioxide 32-bit float ppmv
003Dhex
63 003Ehex Total dissolved combustible gases (TDCG) 32-bit float ppmv
003Fhex
65 0040hex Hydrogen 32-bit float ppmv
0041hex
67 0042hex Moisture in oil 32-bit float ppmw
0043hex
69 0044hex Total gas pressure (TGP) 32-bit float hPa
0045hex
Rate of change (ROC), 24 hour
81 0050hex Methane 32-bit float ppmv/d
0051hex
83 0052hex Acetylene 32-bit float ppmv/d
0053hex
85 0054hex Ethylene 32-bit float ppmv/d
0055hex
87 0056hex Ethane 32-bit float ppmv/d
0057hex
89 0058hex Carbon monoxide 32-bit float ppmv/d
0059hex
91 005Ahex Carbon dioxide 32-bit float ppmv/d
005Bhex
93 005Chex Total dissolved combustible gases (TDCG) 32-bit float ppmv/d
005Dhex
95 005Ehex Hydrogen 32-bit float ppmv/d
005Fhex
Rate of change (ROC), 7 days
101 0064hex Methane 32-bit float ppmv/w
0065hex
103 0066hex Acetylene 32-bit float ppmv/w
0067hex
105 0068hex Ethylene 32-bit float ppmv/w
0069hex
107 006Ahex Ethane 32-bit float ppmv/w
006Bhex
109 006Chex Carbon monoxide 32-bit float ppmv/w
006Dhex
111 006Ehex Carbon dioxide 32-bit float ppmv/w
006Fhex
113 0070hex Total dissolved combustible gases (TDCG) 32-bit float ppmv/w
0071hex
115 0072hex Hydrogen 32-bit float ppmv/w
0073hex
Rate of change (ROC), 30 days
121 0078hex Methane 32-bit float ppmv/m
0079hex
123 007Ahex Acetylene 32-bit float ppmv/m
007Bhex
125 007Chex Ethylene 32-bit float ppmv/m
007Dhex
127 007Ehex Ethane 32-bit float ppmv/m
007Fhex
129 0080hex Carbon monoxide 32-bit float ppmv/m
0081hex
131 0082hex Carbon dioxide 32-bit float ppmv/m
0083hex
133 0084hex Total dissolved combustible gases (TDCG) 32-bit float ppmv/m
0085hex
135 0086hex Hydrogen 32-bit float ppmv/m
0087hex
Gas ratios (24 hour average values)
141 008Chex CH4/H2 32-bit float -
008Dhex
143 008Ehex C2H2/C2H4 32-bit float -
008Fhex
145 0090hex C2H2/CH4 32-bit float -
0091hex
147 0092hex C2H6/C2H2 32-bit float -
0093hex
149 0094hex C2H4/C2H6 32-bit float -
0095hex
151 0096hex CO2/CO 32-bit float -
0097hex
Other
161 00A0hex Time stamp of measurement result set, in seconds since start of Unix epoch 64-bit float (double) s
00A1hex
00A2hex
00A3hex
165 00A4hex Index of measurement result set 32-bit integer -
00A5hex
Custom averages
171 00AAhex Methane 32-bit float ppmv
00ABhex
173 00AChex Acetylene 32-bit float ppmv
00ADhex
175 00AEhex Ethylene 32-bit float ppmv
00AFhex
177 00B0hex Ethane 32-bit float ppmv
00B1hex
179 00B2hex Carbon monoxide 32-bit float ppmv
00B3hex
181 00B4hex Carbon dioxide 32-bit float ppmv
00B5hex
183 00B6hex Total dissolved combustible gases (TDCG) 32-bit float ppmv
00B7hex
185 00B8hex Hydrogen 32-bit float ppmv
00B9hex
187 00BAhex Moisture in oil 32-bit float ppmw
00BBhex