6.14 Reset functions .................................................................................................................................. 63
6.15 SMS commands ................................................................................................................................. 64
7 Flow meter connection.................................................................................................. 66
7.1 Volume inputs V1 and V2 ................................................................................................................... 66
7.2 Flow meter with active 24 V pulse output ....................................................................................... 67
7.3 Pulse inputs VA and VB ...................................................................................................................... 73
8 Temperature sensors .................................................................................................... 75
8.1 Sensor types ...................................................................................................................................... 76
8.2 Cable influence and compensation .................................................................................................... 77
8.3 Pocket sensors .................................................................................................................................. 79
8.4 Pt500 short direct sensor pair ............................................................................................................ 80
9 Other connections ........................................................................................................ 81
9.1 Pulse outputs CE and CV [16-19] ........................................................................................................ 81
9.2 Analog outputs [80-87] ...................................................................................................................... 81
9.3 Data connection [62-64] ..................................................................................................................... 82
9.4 Valve control [16B-18B] ..................................................................................................................... 82
9.5 Auxiliary supply [97A-98A] ................................................................................................................. 83
10 Power supply ............................................................................................................ 84
10.1 Built in battery backup ....................................................................................................................... 84
10.2 230 VAC supply ................................................................................................................................. 85
10.3 24 VAC supply ................................................................................................................................... 85
For MULTICAL
®
801 with both analog outputs and high-power communication we recommend a stronger
transformer, e.g. type 5920-161..................................................................................................................... 86
10.4 Danish regulations for the connection of mains operated meters ........................................................ 87
11 Plug-in modules ........................................................................................................ 88
11.1 Plug-in modules ................................................................................................................................. 88
11.2 Retrofitting modules .......................................................................................................................... 97
12 Data communication ................................................................................................. 99
12.1 MULTICAL
801 Data Protocol ............................................................................................................ 99
12.2 MULTICAL
66-CDE compatible data ................................................................................................. 101
13 Calibration and verification ..................................................................................... 102
13.1 High-resolution energy reading ........................................................................................................ 102
13.2 Pulse interface ................................................................................................................................. 103
13.3 True energy calculation .................................................................................................................... 104
14 METERTOOL HCW .................................................................................................... 105
14.1 Introduction ..................................................................................................................................... 105
14.2 How to use METERTOOL HCW for MULTICAL
®
801 .............................................................................. 106
14.3 Verification using METERTOOL HCW .................................................................................................. 112
14.4 LogView HCW ................................................................................................................................... 115