ICP DAS USA M-7041 User manual

M-7041 14 Channel DI DAQ Module - QuickStart (Jan/2018)
ICP DAS USA, Inc. | www.icpdas-usa.com | 1-310-517-9888 | 24309 Narbonne Ave. Suite 200. Lomita, CA 90717
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M-7041
14-channel Isolated Digital Input Data
Acquisition Module
Quick Start Guide
Product Website:
https://www.icpdas-usa.com/m_7041.html
http://www.icpdas-usa.com/dcon_utility_pro.html
1. Introduction
The M-7041 device is network data acquisition and control modules that support
Modbus RTU. They can be remotely controlled using a set of commands called DCON
protocol. With the Modbus RTU protocol, it can easily communicate with most popular
SCADA/ HMI software and PLCs.
2. Terminal Assignment

M-7041 14 Channel DI DAQ Module - QuickStart (Jan/2018)
ICP DAS USA, Inc. | www.icpdas-usa.com | 1-310-517-9888 | 24309 Narbonne Ave. Suite 200. Lomita, CA 90717
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3. Block/ Wiring Diagram

M-7041 14 Channel DI DAQ Module - QuickStart (Jan/2018)
ICP DAS USA, Inc. | www.icpdas-usa.com | 1-310-517-9888 | 24309 Narbonne Ave. Suite 200. Lomita, CA 90717
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4. Default Settings
Default settings for the M-7041(D) module is:
Protocol: Modbus RTU
。Module Address: 01
。DIO Type: Type 40
。Baud Rate: 9600 bps
5. Configuration
To install the module, follow the steps below:
1. Connect the thermistor analog input.
2. Connect the module to the RS-485 network using the DATA+ and DATA- terminals. If
the host is only equipped with an RS-232 interface, then an RS-232 to RS-485
converter will be required.
3. Connect the module to the power supply using the +Vs and GND terminals. Note that
the voltage supplied should be in the range of +10 to +30V DC.

M-7041 14 Channel DI DAQ Module - QuickStart (Jan/2018)
ICP DAS USA, Inc. | www.icpdas-usa.com | 1-310-517-9888 | 24309 Narbonne Ave. Suite 200. Lomita, CA 90717
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4. Open DCON utility pro
click on COM port(first icon).
It can select multi-options such as Baud Rate, Protocol, Checksum, and Format to
search module. The default settings for the module can be found in Section 3. Click OK
after selecting the COM port setting.
5. DCON utility pro will search for the selected COM port according the setting
previously set. DCON Utility Pro supports DCON and Modbus protocol for all ICPDAS
and the others modules.

M-7041 14 Channel DI DAQ Module - QuickStart (Jan/2018)
ICP DAS USA, Inc. | www.icpdas-usa.com | 1-310-517-9888 | 24309 Narbonne Ave. Suite 200. Lomita, CA 90717
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6. Configuration I/O module setting on PC

M-7041 14 Channel DI DAQ Module - QuickStart (Jan/2018)
ICP DAS USA, Inc. | www.icpdas-usa.com | 1-310-517-9888 | 24309 Narbonne Ave. Suite 200. Lomita, CA 90717
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7. For M-7000 modules using the Modbus RTU protocol, configure the module using the
following functions.
Sub-function 04h of Function 46h, see user manual Section 3.3.2
Sub-function 06h of Function 46h, see user manual Section 3.3.4
Sub-function 08h of Function 46h, see user manual Section 3.3.6
For M-7000 modules using the Modbus RTU protocol, use Function 04h to read the
data from the input channels. See user manual Section 3.2 for details.

M-7041 14 Channel DI DAQ Module - QuickStart (Jan/2018)
ICP DAS USA, Inc. | www.icpdas-usa.com | 1-310-517-9888 | 24309 Narbonne Ave. Suite 200. Lomita, CA 90717
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8. If user doesn’t know command, user can select Address and ID, it will show some
refer commands as below. User can select necessary command to test or debug
modules.