turck BL67 - Analog input modules; BL67-2 AI-I, 0;4 … 20 mA; BL67-2 AI-V, -10;0 … +10 VDC; BL67-2 AI-PT, Pt-;Ni-sensors

D300529 0115 - BL67 I/O modules 6-1
6 Analog input modules
6.1 Overview ........................................................................................................................................... 3
6.1.1 Analog data representation .............................................................................................................................................................4
6.1.2 Module overview..................................................................................................................................................................................6
6.2 BL67-2AI-I, 0/4 … 20mA................................................................................................................... 7
6.2.1 Technical data .......................................................................................................................................................................................8
6.2.2 Process data mapping........................................................................................................................................................................9
6.2.3 Diagnostic and status messages.................................................................................................................................................. 10
– LED status displays ....................................................................................................................................................................... 10
– Diagnostic data.............................................................................................................................................................................. 10
6.2.4 Module parameters .......................................................................................................................................................................... 11
6.2.5 Base modules/pin assignment..................................................................................................................................................... 12
6.2.6 Measurement value representation........................................................................................................................................... 14
– 16-bit-representation .................................................................................................................................................................. 14
– 12-bit-representation (left-justified) ...................................................................................................................................... 14
6.3 BL67-2AI-V, -10/0 … +10 VDC ......................................................................................................... 15
6.3.1 Technical data .................................................................................................................................................................................... 16
6.3.2 Process data mapping..................................................................................................................................................................... 17
6.3.3 Diagnostic and status messages.................................................................................................................................................. 18
– LED status displays ....................................................................................................................................................................... 18
– Diagnostic data.............................................................................................................................................................................. 18
6.3.4 Module parameters .......................................................................................................................................................................... 19
6.3.5 Base modules/pin assignment..................................................................................................................................................... 20
6.3.6 Measurement value representation........................................................................................................................................... 22
– 16-bit-representation .................................................................................................................................................................. 22
– 12-bit-representation (left-justified) ...................................................................................................................................... 22
6.4 BL67-2AI-PT, Pt-/Ni-sensors............................................................................................................ 23
6.4.1 Technical data .................................................................................................................................................................................... 24
6.4.2 Process data mapping..................................................................................................................................................................... 25
6.4.3 Diagnostic and status messages.................................................................................................................................................. 25
– LED status displays ....................................................................................................................................................................... 25
6.4.4 Diagnostic data .................................................................................................................................................................................. 26
6.4.5 Module parameters ......................................................................................................................................................................... 27
6.4.6 Base modules/pin assignment..................................................................................................................................................... 29
6.4.7 Measurement value representation........................................................................................................................................... 30
– 16-bit-representation .................................................................................................................................................................. 30
– 12-bit-representation (left-justified) ...................................................................................................................................... 31
6.5 BL67-2AI-TC, thermo couples ......................................................................................................... 33
6.5.1 Technical data .................................................................................................................................................................................. 34
6.5.2 Process data mapping..................................................................................................................................................................... 36
6.5.3 Diagnostic and status messages.................................................................................................................................................. 36
– LED status displays ....................................................................................................................................................................... 36
– Diagnostic data.............................................................................................................................................................................. 37
6.5.4 Module parameters ......................................................................................................................................................................... 37
6.5.5 Base modules/pin assignment..................................................................................................................................................... 39
6.5.6 Measurement value representation........................................................................................................................................... 40
– 16-bit-representation .................................................................................................................................................................. 40
– 12-bit-representation (left-justified) ...................................................................................................................................... 41