6 dvc expansion modules, 1 introduction, 2 dvc21 – High Country Tek DVC80 User Manual
Page 80: Dvc expansion modules, Introduction, Dvc21

P/N: 021-00154, Rev. A.6 - updated for V4.7 Tools
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6 DVC Expansion Modules
6.1 Introduction
The DVC5, DVC7 and DVC10 are programmable controllers. Each has a fixed number of Inputs and Outputs
for standalone operation. If your system requires more inputs or outputs than the DVC5/7/10 provide you have
two expansion options. Additional DVC5, DVC7 and DVC10s can be configured each as master controllers for
a portion of your application. Each DVC5, DVC7 and DVC10 will have their own application program and can
communicate with each other using an application specific CAN Bus message we will describe. In addition the
DVC7 and DVC10 (not the DVC5) can talk to other DVC expansion modules over the CAN Bus to expand your
specific input and output capabilities. It is important to note that if the system requires multiple modules of the
same model, specific module names and Mac ID# must be unique. For instance, if the system uses (2) DVC50
modules, one could be named dvc50_1 with a Mac ID of 50. The other could be named dvc50_2 with a Mac ID
of 51. At this time the DVC7 and DVC10 can talk to the following units:
DVC21
40 Sinking and Sourcing Digital Inputs
DVC22
40 Sinking Digital Inputs
DVC41
12 High Side Outputs for Bang-Bang Valves or LEDs
DVC50
3 Output Groups, 8 Digital, 3 Analog and 3 Universal I/Os similar to the DVC10
DVC61
4x20 character screen display with 12 display variables and 5 single
pole double throw digital inputs
DVC62
RS232 connected handheld 4X20 character display with a 20 button keypad for data
entry.
DVC65
2x20 Character Screen Output
DVC70
Memory module for Data Logging and Tracing
DVC80
J1939 CAN Bus Support
DVC5/7/10 to 5/7/10
The ability multiple DVC5, DVC7 and DVC10s to talk to each other
D206
RS232 connected Touch Screen Color Graphical Display
The following sections describe each of these modules.
6.2 DVC21