Rigol M300 Series Selection Manual
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Rigol M300 Series Selection Manual

Data acquisition
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Summary of Contents for Rigol M300 Series

  • Page 3: Table Of Contents

    RIGOL Contents Document Overview ......................1 M300 Overview ........................1 M300 Options and Accessories ..................... 2 M300 Standard Accessories ....................3 Mixed-interface Separator Line ....................4 Fuse ............................ 5 M300 Optional Accessories ....................6 Modules and Terminal Blocks ....................6 Module Appearance Diagrams ..................

  • Page 5: Document Overview

    RIGOL Document Overview This manual guides users to configure M300 series data acquisition/switch system so as to build the measurement system according to their requirements. You can get a full understanding of the using information of M300 series data acquisition/switch system via this manual together with the quick guide and data sheet.

  • Page 6: M300 Options And Accessories

    M300 Options and Accessories M300 series data acquisition/switch system provides the following options and accessories. To order the desired options or accessories, please contact RIGOL or the local distributor. For the using method and M300 User's Guide technical specifications of the M300 main frame, please refer to .

  • Page 7: M300 Standard Accessories

    RIGOL M300 Standard Accessories Power Cord USB Cable Mixed-interface Separator Line Fuse Quick Guide Resource CD M300 Selection Guide...

  • Page 8: Mixed-Interface Separator Line

    RIGOL Mixed-interface Separator Line The mixed-interface separator line is used to convert the [RS-232/Alarms/Ext Trig] interface (25-pin male) at the rear panel to two 9-pin interfaces. Wherein, one is a 9-pin male interface used as a standard RS232 interface and the other is a 9-pin female interface used for alarm output and external trigger signal input.

  • Page 9: Fuse

    RIGOL Fuse The AC, 250V, T250mA fuse is the alternate power supply fuse for the DMM module; the AC, 250V, T3.15A fuse is the alternate power supply fuse, as shown in the figure below. The AC power supply connected via the power socket is divided into two paths with one path providing power for the DMM module and the other path providing power for the other circuits.

  • Page 10: M300 Optional Accessories

    RIGOL M300 Optional Accessories Modules and Terminal Blocks Module Appearance Diagrams M300 provides 8 kinds of modules, including the DMM module, 20-channel multiplexer, 32-channel multiplexer, 64-channel single-ended multiplexer, multi-function module and etc. The appearance diagrams of the modules are as shown in the figures below.

  • Page 11: To Connect The Module And Terminal Block

    Cut off all the power supplies before opening the terminal block or removing the terminal block from the module. Place the terminal block with the front side (with the RIGOL caption) facing downward; pull the two latches in the arrow direction in the figure below and press them down. Place the terminal block with the front side facing upward;...
  • Page 12 RIGOL Figure 4 Connect the Terminal Block and Module Close the upper cover of the terminal block. Figure 5 Close the Upper Cover of the Terminal Block Insert the module connected with the terminal block into the slot of the mainframe. As shown in Figure 1, there is a golden circuit board edge both on the top and bottom of the module.

  • Page 13: Connecting Cable Specification Requirements

    RIGOL Connecting Cable Specification Requirements To reduce the error caused by the connecting cables, 14AWG to 24AWG conducting wires are required. You are recommended to use conducting wire with 6.5mm stripping length. The diameter, area and copper impedance of each kind of conducting wire are as shown in the table below.

  • Page 14: Dmm Module

    RIGOL DMM Module The DMM module (MC3065) is used to measure the signals under test and has 6½ digit reading resolution. The measurement functions include DCV, ACV, DCI, ACI, 2-wire resistance, 4-wire resistance, frequency, period, temperature and any sensor. After connecting the DMM module, make sure that the signal under test connected to the analog bus is no greater than 300Vdc or 300Vrms.

  • Page 15: Multiplexer And Terminal Block

    RIGOL Multiplexer and Terminal Block M300 provides 4 kinds of multiplexer modules as well as 4 kinds of external terminal blocks for the multiplexer modules to connect the signals under test in 1-wire, 2-wire and 4-wire connection modes. Table 3 Multiplexers and the Corresponding Terminal Blocks and Connection Modes...
  • Page 16 RIGOL The figure below is the schematic diagram of MC3120 and M3TB20. Figure 10 MC3120 Schematic Diagram The definitions of the pins of the 78Pin interface of MC3120 are as shown in the figure below. Pin Label Pin Qty. Definition...
  • Page 17 RIGOL 2. MC3132 and M3TB32 MC3132 is a 32-channel multiplexer. All the 32 channels switch both HI and LO inputs, thus providing fully isolated signals for the DMM module. MC3132 is divided into two banks (called A and B) with 16 two-wire channels for each bank.
  • Page 18 RIGOL The figure below is the schematic diagram of MC3132 and M3TB32. Channel Switches Bank Switch Terminal Block: M3TB32 Source 78-Pin Signals Interface to be Measured (4W Sense) Backplane Switches Reference Junction Sense Figure 13 MC3132 Schematic Diagram M300 Selection Guide...
  • Page 19 RIGOL The definitions of the pins of the 78Pin interface of MC3132 are as shown in the figure below. Pin Label Pin Qty. Definition HI_n Correspond to the 32-channel differential positive input terminal on the external terminal block LO_n Correspond to the 32-channel...
  • Page 20 RIGOL 3. MC3164 and M3TB64 MC3164 is a 64-channel single-ended multiplexer. All the 64 channels can switch the HI input only. MC3164 is divided into two banks (A and B) with 32 single-ended channels for each bank. All the channels added into the scan list are break-before-make. In any case, you cannot close multiple channels on this module.
  • Page 21 RIGOL The figure below is the schematic diagram of MC3164 and M3TB64. Figure 16 MC3164 Schematic Diagram The definitions of the pins of the 78Pin interface of MC3164 are as shown in the figure below. Pin Label Pin Qty. Definition...
  • Page 22 RIGOL 4. MC3324 and M3TB24 MC3324 is a 20-voltage-channel + 4-current-channel mixed multiplexer. All the 20 voltage channels switch both HI and LO inputs, thus providing fully isolated inputs for the DMM module and the 20 voltage channels are divided into two banks (called A and B) with 10 two-wire channels for each bank.
  • Page 23 RIGOL The figure below is the schematic diagram of MC3324 and M3TB24. Channel Switches Backplane Switches Source Terminal Block: M3TB24 (4W Sense) Bank Switch 78-Pin Interface Sense Signals to be Measured Current Fuse DPDT DPDT Current Fuse Reference Junction Current Fuse...
  • Page 24 RIGOL The definitions of the pins of the 78Pin interface of MC3324 are as shown in the figure below. Pin Label Pin Qty. Definition HI_n Correspond to the 24-channel differential positive input terminal on the external terminal block LO_n Correspond to the 24-channel...
  • Page 25 RIGOL To Connect the Signal under Test For different multiplexer and external terminal block, the connection mode of the signal under test is different. 1. 1-wire Mode MC3164 provides 64 single-ended channels and a commom LO terminal. The signal under test is connected in 1-wire mode, as shown in the figure below.
  • Page 26 RIGOL 3. 4-wire Mode When MC3120, MC3132 or MC3324 (the first 20 channels) is used, the signal under test can be connected in 4-wire mode, as shown in the figure below. When 4-wire mode is used for connection, for MC3120 and MC3324 (the first 20 channels), the instrument pairs channel n with channel n+10 (wherein, n is an integer between 1 and 10);...
  • Page 27 RIGOL Measurement Notices When using the mutliplexer module for measurement, make sure that both the amplitude of the  signal under test and the commom mode voltage are no greater than the maximum input voltage of the module. When the multiplexer module is used to measure an object with high-power output ability (such as ...

  • Page 28: Actuator And Terminal Block

    RIGOL Actuator and Terminal Block MC3416 is a 16-channel actuator. It can connect signals to the device under test or enable external devices. Any of the 16 channels can switch to Normally-Open (NO) and Normally-Closed (NC) states. MC3416 is as shown in the figure below.
  • Page 29 RIGOL The figure below is the schematic diagram of MC3416 and M3TB16. Figure 25 MC3416 Schematic Diagram The definitions of the pins of the 78Pin interface of MC3416 are as shown in the figure below. Pin Label Pin Qty. Definition...

  • Page 30: Multifunction Module And Terminal Block

    RIGOL Multifunction Module and Terminal Block The multifunction module (MC3534) provides 3 kinds of functions with 4 channels for each function. This module can be used to check status or control external devices (such as solenoids, power relays and microwave switches). You can also read the digital inputs and the totalizer count during a scan.
  • Page 31 RIGOL The figure below is the schematic diagram of MC3534 and M3TB34. Bit 0 Terminal Block: M3TB34 Port 1 (LSB) Channel 01 Bit 7 Bit 0 Port 4 (LSB) Channel 04 78-Pin Interface Bit 7 Channel 05 Input Signals Channel 08...
  • Page 32 RIGOL The definitions of the pins of the 78Pin interface of MC3534 are as shown in the figure below. Pin Label Pin Qty. Definition Dn_In Correspond to the digital input/output terminal on the external terminal block Tm_GT# Correspond to the TOT channel input...

  • Page 33: Matrix Switch And Terminal Block

    RIGOL Matrix Switch and Terminal Block MC3648 is a 4×8 two-wire matrix switch. The 32 two-wire crossing points can connect any combination of inputs and outputs at the same time. MC3648 is used to connect multiple devices to multiple points on the device under test at the same time when making tests.
  • Page 34 RIGOL The figure below is the schematic diagram of MC3648 and M3TB48. Figure 31 MC3648 Schematic Diagram The definitions of the pins of the 78Pin interface of MC3648 are as shown in the figure below. Pin Label Pin Qty. Definition...
  • Page 35 RIGOL To Connect Multiple Matrix Switches You can connect the rows and columns of multiple matrix switches to form a relatively larger matrix (such as 8×8 and 4×16; the number of crossing points cannot exceed 160, namely connecting 5 MC3648 modules).
  • Page 36 RIGOL Connect the rows of the two M3TB48 modules to increase the number of columns and form a 4×16  matrix. Notices When using the matrix switch, you can close multiple channels and connect multiple inputs to  multiple outputs at the same time. Before making any connection, make sure that the connection will not cause any danger.

  • Page 37: Other Optional Accessories

    For the detailed information of Ultra Acquire and the rack mount kit, refer to the corresponding manuals (download the manuals from RIGOL website (www.rigol.com)). This chapter provides brief introductions of the RS232 serial cable, GPIB invert port and analog bus external port.

  • Page 38: Rs232 Serial Cable

    RIGOL RS232 Serial Cable The RS232 serial cable is used to connect the RS232 interface of M300 with the PC or data terminal equipment (DTE) for serial communication. The connecting procedures are as follows. Convert the [RS-232/Alarms/Ext Trig] interface at the rear panel to two 9-pin interfaces using the mixed-interface separator line (standard accessory).

  • Page 39: Analog Bus External Port

    RIGOL Analog Bus External Port The analog bus external port is used to connect the analog bus interface at the rear panel of M300 to the measurement signal input terminal at the front panel of the external digital multimeter. Analog Bus...

  • Page 40: To Select Optional Accessories

    Alternate plan  If you already has a digital multimeter (such as RIGOL DM3068), you can order an analog bus external port which together with the digital multimeter and the mixed-interface separator line (standard accessory) can be used in place of MC3065.

  • Page 41: Appendix: Temperature Sensor Selection Reference

    RIGOL Appendix: Temperature Sensor Selection Reference Temperature measurement is one of the main functions of M300. The temperature sensors used in the temperature measurements are not the standard accessories or optional accessories of M300 and you need to buy the temperature sensor according to the actual measurement need. This section lists the recommended temperature sensor models for your reference.

This manual is also suitable for:

M300M301M302

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