diff --git a/test/test-frames/Elster-F2.hex b/test/test-frames/Elster-F2.hex
new file mode 100644
index 0000000..ea2515d
--- /dev/null
+++ b/test/test-frames/Elster-F2.hex
@@ -0,0 +1 @@
+68 90 90 68 08 01 72 57 26 80 00 CD 4E 08 04 46 00 00 00 04 06 98 14 00 00 04 14 6B D6 01 00 84 40 14 79 66 01 00 02 5B 1C 00 02 5F 22 00 02 62 00 00 04 22 B1 A1 00 00 04 26 B1 A1 00 00 04 3B 00 00 00 00 04 2C 00 00 00 00 04 6D 0C 0C BD 16 84 40 6E 00 00 00 00 84 80 40 6E 00 00 00 00 1F C4 09 01 01 12 00 01 01 01 07 57 26 80 00 CD 4E 08 04 07 A3 FF 03 57 26 80 00 04 04 0D 02 FF 0F 05 3C FF 62 E7 62 96 0A 89 0A 02 00 15 40 17 01 00 00 63 42 DE 16
diff --git a/test/test-frames/Elster-F2.xml b/test/test-frames/Elster-F2.xml
new file mode 100644
index 0000000..7fea60b
--- /dev/null
+++ b/test/test-frames/Elster-F2.xml
@@ -0,0 +1,97 @@
+
+
+
+ 802657
+ SVM
+ 8
+ Elster F2
+ Heat: Outlet
+ 70
+ 00
+ 0000
+
+
+
+ Instantaneous value
+ Energy (kWh)
+ 5272
+
+
+
+ Instantaneous value
+ Volume (1e-2 m^3)
+ 120427
+
+
+
+ Instantaneous value
+ Volume (1e-2 m^3)
+ 91769
+
+
+
+ Instantaneous value
+ Flow temperature (deg C)
+ 28
+
+
+
+ Instantaneous value
+ Return temperature (deg C)
+ 34
+
+
+
+ Instantaneous value
+ Temperature Difference (1e-1 deg C)
+ 0
+
+
+
+ Instantaneous value
+ On time (hours)
+ 41393
+
+
+
+ Instantaneous value
+ Operating time (hours)
+ 41393
+
+
+
+ Instantaneous value
+ Volume flow (m m^3/h)
+ 0
+
+
+
+ Instantaneous value
+ Power (10 W)
+ 0
+
+
+
+ Instantaneous value
+ Time Point (time & date)
+ 2013-06-29T12:12:00
+
+
+
+ Instantaneous value
+ Units for H.C.A.
+ 0
+
+
+
+ Instantaneous value
+ Units for H.C.A.
+ 0
+
+
+
+ More records follow
+ C4 09 01 01 12 00 01 01 01 07 57 26 80 00 CD 4E 08 04 07 A3 FF 03 57 26 80 00 04 04 0D 02 FF 0F 05 3C FF 62 E7 62 96 0A 89 0A 02 00 15 40 17 01 00 00 63 42
+
+
+
diff --git a/test/test-frames/abb_f95.xml b/test/test-frames/abb_f95.xml
index 1545820..2db805d 100644
--- a/test/test-frames/abb_f95.xml
+++ b/test/test-frames/abb_f95.xml
@@ -4,6 +4,7 @@
26718590
HYD
40
+ ABB F95 Typ US770
Heat: Outlet
115
50
diff --git a/test/test-frames/allmess_cf50.xml b/test/test-frames/allmess_cf50.xml
index c2cb03a..c16a2c1 100644
--- a/test/test-frames/allmess_cf50.xml
+++ b/test/test-frames/allmess_cf50.xml
@@ -4,6 +4,7 @@
2205100
SLB
2
+ Allmess Megacontrol CF-50
Heat: Outlet
0
88
diff --git a/test/test-frames/electricity-meter-1.xml b/test/test-frames/electricity-meter-1.xml
index 9b285b0..10c83d5 100644
--- a/test/test-frames/electricity-meter-1.xml
+++ b/test/test-frames/electricity-meter-1.xml
@@ -4,6 +4,7 @@
5000244
SBC
18
+
Electricity
19
00
diff --git a/test/test-frames/electricity-meter-2.xml b/test/test-frames/electricity-meter-2.xml
index 5d0a7d4..ff07f0d 100644
--- a/test/test-frames/electricity-meter-2.xml
+++ b/test/test-frames/electricity-meter-2.xml
@@ -4,6 +4,7 @@
5000345
@@@
18
+
Electricity
37
00
diff --git a/test/test-frames/els_tmpa_telegramm1.xml b/test/test-frames/els_tmpa_telegramm1.xml
index 872df93..d0b4fa9 100644
--- a/test/test-frames/els_tmpa_telegramm1.xml
+++ b/test/test-frames/els_tmpa_telegramm1.xml
@@ -4,6 +4,7 @@
70112345
ELS
2
+ Elster TMP-A
Water
2
00
diff --git a/test/test-frames/elv_temp_humid.xml b/test/test-frames/elv_temp_humid.xml
index 91ee7bb..c02fcc3 100644
--- a/test/test-frames/elv_temp_humid.xml
+++ b/test/test-frames/elv_temp_humid.xml
@@ -4,7 +4,7 @@
54000834
ELV
50
-
+ Elvaco CMa11
Other
242
00
@@ -15,90 +15,77 @@
Instantaneous value
Digital input (binary)
0
- 1970-01-01T00:00:00
Instantaneous value
1e-2 %RH
4564
- 1970-01-01T00:00:00
Minimum value
1e-2 %RH
4552
- 1970-01-01T00:00:00
Maximum value
1e-2 %RH
5812
- 1970-01-01T00:00:00
Instantaneous value
External temperature (1e-2 deg C)
2256
- 1970-01-01T00:00:00
Minimum value
External temperature (1e-2 deg C)
2160
- 1970-01-01T00:00:00
Maximum value
External temperature (1e-2 deg C)
2339
- 1970-01-01T00:00:00
Instantaneous value
Averaging Duration (hours)
24
- 1970-01-01T00:00:00
Instantaneous value
External temperature (1e-2 deg C)
2276
- 1970-01-01T00:00:00
Instantaneous value
External temperature (1e-2 deg C)
2269
- 1970-01-01T00:00:00
Instantaneous value
Fabrication number
54000834
- 1970-01-01T00:00:00
Instantaneous value
Software version
262144
- 1970-01-01T00:00:00
More records follow
- 1970-01-01T00:00:00
diff --git a/test/test-frames/emh_diz.xml b/test/test-frames/emh_diz.xml
index 9b37129..78117ee 100644
--- a/test/test-frames/emh_diz.xml
+++ b/test/test-frames/emh_diz.xml
@@ -4,6 +4,7 @@
623702
EMH
0
+ EMH DIZ
Electricity
7
00
diff --git a/test/test-frames/frame1.xml b/test/test-frames/frame1.xml
index 32f246d..6b7daa7 100644
--- a/test/test-frames/frame1.xml
+++ b/test/test-frames/frame1.xml
@@ -4,6 +4,7 @@
10060958
LSE
22
+
Bus/System
123
00
diff --git a/test/test-frames/frame2.xml b/test/test-frames/frame2.xml
index f1372ca..2b1211e 100644
--- a/test/test-frames/frame2.xml
+++ b/test/test-frames/frame2.xml
@@ -4,6 +4,7 @@
12345678
PAD
1
+
Water
85
00
diff --git a/test/test-frames/kamstrup_multical_601.xml b/test/test-frames/kamstrup_multical_601.xml
index 7be7b49..856f7dc 100644
--- a/test/test-frames/kamstrup_multical_601.xml
+++ b/test/test-frames/kamstrup_multical_601.xml
@@ -4,6 +4,7 @@
6855817
KAM
8
+ Kamstrup Multical 601
Heat: Outlet
4
00
diff --git a/test/test-frames/manual_frame3.xml b/test/test-frames/manual_frame3.xml
index f1372ca..2b1211e 100644
--- a/test/test-frames/manual_frame3.xml
+++ b/test/test-frames/manual_frame3.xml
@@ -4,6 +4,7 @@
12345678
PAD
1
+
Water
85
00
diff --git a/test/test-frames/manual_frame7.xml b/test/test-frames/manual_frame7.xml
index 41f9653..dc166e3 100644
--- a/test/test-frames/manual_frame7.xml
+++ b/test/test-frames/manual_frame7.xml
@@ -4,6 +4,7 @@
12345678
PAD
1
+
Water
19
00
diff --git a/test/test-frames/nzr_dhz_5_63.xml b/test/test-frames/nzr_dhz_5_63.xml
index e5361f0..f7120a3 100644
--- a/test/test-frames/nzr_dhz_5_63.xml
+++ b/test/test-frames/nzr_dhz_5_63.xml
@@ -4,6 +4,7 @@
30100608
NZR
1
+ NZR DHZ 5/63
Electricity
1
00
diff --git a/test/test-frames/svm_f22_telegram1.xml b/test/test-frames/svm_f22_telegram1.xml
index 00e2178..19f4743 100644
--- a/test/test-frames/svm_f22_telegram1.xml
+++ b/test/test-frames/svm_f22_telegram1.xml
@@ -4,6 +4,7 @@
1006089
SVM
9
+ Kamstrup SVM F22
Heat: Inlet
148
70
diff --git a/test/test-frames/wmbus-converted.xml b/test/test-frames/wmbus-converted.xml
index ec235a9..aefeabd 100644
--- a/test/test-frames/wmbus-converted.xml
+++ b/test/test-frames/wmbus-converted.xml
@@ -15,7 +15,6 @@
Instantaneous value
Energy (Wh)
5000
- 1970-01-01T00:00:00