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VC-4PT Resistive Temperature Input Module User Manual
Thank you for purchasing the vc-4pt resistance temperature input module developed and produced by Suzhou VEICHI
Electric Technology Co., Ltd. Before using our VC series PLC products, please read this manual carefully, so as to better grasp
the characteristics of the products and correctly install and use them. More secure application and make full use of the rich functions
of this product.
Tip：
Please read the operating instructions, precautions and cautions carefully before starting to use the product in order to reduce
the risk of accidents. Personnel responsible for the installation and operation of the product must be strictly trained to comply with
the safety codes of the relevant industry, strictly observe the relevant equipment precautions and special safety instructions provided
in this manual, and carry out all operations of the equipment in accordance with the correct operating methods.
1 Interface description
1.1 Interface description
The expansion interface and user terminals of the VC-4PT are covered with flaps, and the expansion interface and user
terminals are exposed when each flap is opened. The appearance and interface terminals are shown in Figure 1-1.
Figure 1-1 Module interface appearance - Module interface terminal diagram
1.2 Product
VC- 4 PT
The VC-4PT is connected to the system via the expansion interface, which is used for the connection of other expansion
modules of the system, as described in 1.4 Accessing the system
Terminal cove r
Status Indicator
V EI C HI
RUN
ERR
VC-4PT
Extension female socket
Extended male plug
Product labels
Sliding snap
DIN slot snap
PT (Thermal resistance type input module)
Number of channels (4-channel input in the example)
VC:VEICHI Programmable controller
Figure 1-2 Model number
1
Wiring terminals
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
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Related Manuals for Veichi Electric VC-4PT
Summary of Contents for Veichi Electric VC-4PT
- Page 1 Number of channels (4-channel input in the example) VC:VEICHI Programmable controller Figure 1-2 Model number The VC-4PT is connected to the system via the expansion interface, which is used for the connection of other expansion modules of the system, as described in 1.4 Accessing the system...
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Page 2: Access System
Figure 1-3 Terminal definition table 1.4 Access system The expansion interface allows the VC-4PT to be connected to a main module of the VC series PLC or to other expansion modules. The expansion interface can also be used to connect other expansion modules of the same or different models of the VC series. -
Page 3: Power Indicator
3 Characteristic setting (1) The input channel characteristics of the VC-4PT are a linear relationship between the channel analogue input temperature A and the channel digital output D, which can be set by the user. Each channel can be interpreted as the model shown in Figure 3-... -
Page 4: Programming Example
Figure 3-2 Channel characteristics for each mode without changing the D0 and D1 values of each channel (4) If the VC-4PT measurement value is 5° C (41° F) higher in actual use, the error can be eliminated by setting the two points P0 (0, -50) and P1 (6000, 5950) of the characteristic adjustment, see Figure 3-3 for an example. - Page 5 Figure 4-1 Hardware configuration 1） 1) Double click on the "4PT" module to enter the 4PT setup screen - as shown below Figure 4-1 First channel setup 3）Click on "▼" for the second channel mode configuration. Figure 4-2 Second channel setup 4）Click on "▼"...
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Page 6: Installation Size
Figure 4-3 Third channel setup 4.2 Characteristic change If at this point channel 1 outputs 6000 when the actual measured temperature is 600° C, channel 2 outputs 1200 when the actual measured temperature is 120° C and channel 3 outputs 2480 when the actual measured temperature is 248° F. Receive the average conversion result with data registers D1, D2 and D3. -
Page 7: Operational Check
2. Check that the VC-4PT expansion module is reliably plugged into the expansion connector. 3. Check that the 5V power supply is not overloaded. Note: The power supply for the digital part of the VC-4PT comes from the main module and is provided via the expansion interface. -
Page 8: For Users
6．Please make sure that you keep this card and present it to the service unit at the time of warranty. 7．If you have a problem, you can contact your agent or you can contact us directly. Suzhou VEICHI Electric Technology Co., Ltd China Customer Service Center Address: No.