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Related Manuals for M-system M3-UNIT Series
Summary of Contents for M-system M3-UNIT Series
- Page 1 Space-saving Signal Conditioners M3-UNIT Series CURRENT LOOP SUPPLY (linearizing; field- and PC-configurable) Model: M3LDY OPERATING MANUAL M3LDY OPERATING MANUAL EM-2664-B Rev.0...
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Page 2: Table Of Contents
CONTE NTs 1. INTRODUCTION ..................4 1.1 PACKAGE ..........................4 2. sAFETY PRECAUTIONs (Be sure to observe.)........5 3. POINTs OF CAUTION ................7 3.1 BEFORE USE ........................7 3.2 CONFORMITY WITH UL ......................7 3.3 CONFORMITY WITH EU DIRECTIVES ................7 3.4 ENVIRONMENT ........................7 3.5 WIRING ..........................8 3.6 HANDLING CAUTIONS ......................8 4. - Page 3 9. INsTALLATION ..................23 10. CALIBRATION ..................24 10.1 CALIBRATION FLOW .......................24 10.2 INPUT & OUTPUT RANGING ..................25 10.2.1 OUTLINE OF I/O RANGING .................25 10.2.2 MAXIMUM RANGE AND MINIMUM SPAN OF INPUT .........27 10.2.3 MAXIMUM RANGE, MINIMUM SPAN AND DEFAULT VALUE OF OUTPUT ..27 10.2.4 OPERATION PROCEDURE OF I/O RANGING............28 10.3 FINE ADJUSTMENT MODE .....................31 10.3.1 OUTLINE OF FINE ADJUSTMENT ..............31...
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Page 4: Introduction
1. INTRODUCTION Thank you for your choosing M-System. Read this manual carefully to ensure that you use the product correctly and safely. 1.1 PACKAGE Check contents of the package you received as outlined below. • Signal conditioner • Accessories I/O range and tag name label sheet Instruction manual M3LDY OPERATING MANUAL EM-2664-B Rev.0... -
Page 5: Safety Precautions (Be Sure To Observe.)
2. sAFETY PRECAUTIONs (Be sure to observe.) The following signs are used in this manual to provide precautions required to ensure safe usage of the unit. Please under- stand these signs and graphic symbols, read the manual carefully and observe the description. The following signs show seriousness of safety hazard or damage occurred when used wrongly with the signs ignored. - Page 6 Never discompose or remodel the unit. Do not press buttons with a pointed object. • Doing so may result in electric shock, malfunc- • Doing so may result in malfunction of the unit. tion or injury. Do not connect or remove the unit while its power Do not pull the wires to separate the Euro type is on.
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Page 7: Points Of Caution
For safety, installation and maintenance of this unit must be conducted by qualified personnel. If the unit is not used in a manner not specified by M-System, the protection provided by the equipment may be impaired. 3.2 CONFORMITY WITH UL This product conforms to the following general safety requirements of UL/C-UL. -
Page 8: Wiring
sufficient space between them, according to the dimensions in the clustered mounting. • Do not use the unit under the following environments: – Where the unit is exposed to direct sunlight, rain or wind. (The unit is not designed for outdoor use.) –... -
Page 9: Features And Preparation Procedure Of M3Ldy
Easy and reasonable M-System’s one-step calibration (hereafter called ‘One-Step Cal’) realizes automatic I/O ranging and cali- bration only by pressing a button once. -
Page 10: Component Identification
5. COMPONENT IDENTIFICATION 5.1 FRONT AND sIDE VIEWs (1) LED1 (LD1), LED2 (LD2) and LED3 (LD3) The blinking pattern (ON/blink/OFF) of the tri-color (green/amber/red) LEDs indicates a mode or an operation status of the transmitter. (2) MODE, UP and DOWN Buttons Used for the I/O ranging and fine adjustments by ‘One-Step Cal’... -
Page 11: Status Indicator Led
5.1.1 sTATUs INDICATOR LED Combinations of the three front LEDs (LD1, LD2 and LD3) indicates the transmitter’s operating status by different blinking patterns. The patterns depend on the configuration modes, DIP SW configuration and PC configuration. Examples are shown below. LED COLOR PATTERN Amber... - Page 12 ■ I/O RANGING MODE & FINE ADJUsTMENT MODE The LED status in the I/O ranging and fine adjustments using the ‘One-Step Cal’ is shown in the following tables. MODE MODE Input ranging Fine zero adjustment Output ranging Fine span adjustment NOTE In the I/O ranging and fine adjustments using the PC Configurator Software (model: M3LDYCON), the LEDs are not ac- cording to the above tables.
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Page 13: Internal View
5.2 INTERNAL VIEW (1) SW1 (2) SW2 (3) SW3 (1) SW1 Sets output type. (2) SW2 Sets input type, output type, front control button lock and configuration mode. (3) SW3 Sets input type. M3LDY OPERATING MANUAL EM-2664-B Rev.0... -
Page 14: How To Open The Cover
6. HOW TO OPEN THE COVER Open the housing cover to set the DIP switches inside the cover. ■ HOW TO OPEN THE COVER (1) Hold the locks at the top and bottom of the unit. (2) Slide the housing cover gently to open until it hits the latching inside the unit (approx. 3.5 cm). ■... -
Page 15: Dip Switch Configuration
7. DIP sWITCH CONFIGURATION This chapter describes the configuration of the I/O specifications using the DIP switches. For the PC configuration, some DIP switch settings are necessary. 7.1 DIFFERENCE BETWEEN DIP sW CONFIGURATION AND PC CONFIGURATION The following table shows the difference between the DIP SW configuration and PC configuration. CONFIGURATION ITEM DIP SW CONFIGURATION PC CONFIGURATION... -
Page 16: Configuration Mode
7.2.1 CONFIGURATION MODE With the model M3LDY-R/A, select the configuration mode (configuration method of I/O specifications), DIP SW configura- tion or PC configuration, as shown in the following table. With the model M3LDY-R/B, turn the SW2-8 OFF. DIP SW configuration: sets I/O specifications with the DIP switches inside the cover and the front control buttons. PC configuration: sets I/O specifications with the PC Configurator Software (model: M3LDYCON). -
Page 17: Front Control Button Lock
7.2.4 FRONT CONTROL BUTTON LOCK You can lock the button operation on the front panel to prevent inadvertent operation. This function is applicable to the firmware 2.01 or higher version. Confirm the firmware version on the specification label on the side of the transmitter. LOCK SW2-1 Unlock... -
Page 18: Wiring
Ground the input shield to the most stable earth to prevent noise troubles. • Do not connect anything to unused terminals. • M-System offers a series of lightning surge protectors for protection against induced lightning surges. Please con- tact M-System to choose appropriate models. - Page 19 ■ INsTALLATION/sEPARATION OF TERMINAL BLOCK • Separation Insert a minus screwdriver between the terminal block and the housing body, pull up the driver and pull out the terminal block. • Installation Push the terminal block until it clicks into place. NOTE Match the terminal numbers of the terminal blocks with those indicated on the trans- mitter body in installing the blocks (figure on the right).
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Page 20: Terminal Assignment
■ WIRING TO TERMINAL BLOCK Insert a wire into the dead end of a terminal block and fix it with a minus screwdriver with the blade edge 0.6 mm (0.02”) and the blade width 3.5 mm (0.14”) (torque: 0.5 – 0.6 N∙m). 8.3 TERMINAL AssIGNMENT Power Output signal... -
Page 21: Terminal Connections
8.4 TERMINAL CONNECTIONs 2-WIRE TRANSMITTER OUTPUT – – – POWER – MONITOR – (1 – 5 V DC) CONFIGURATOR JACK When Used as Isolator No Connection No Connection 250 Ω INPUT – 24.9 Ω 8.4.1 WIRING INPUT Connect a 2-wire transmitter. OUTPUT VOLTAGE CURRENT RATING SHORTCIRCUIT PROTECTION... -
Page 22: Wiring Output
NOTE ■ MONITOR TERMINALs • You can check 4 – 20 mA DC signal from a 2-wire transmitter with the monitor terminals, converted into 1 – 5 V DC voltage 250 Ω 24 V signal with an internal resistor 250 Ω. It is convenient for loop testing or at abnormal condition. -
Page 23: Installation
9. INsTALLATION ■ DIN RAIL MOUNTING Set the unit so that its DIN rail adaptor is at the bottom. Position the upper hook at the rear side of the unit on the DIN rail and push in the lower. DIN Rail 35mm wide Spring Loaded DIN Rail Adaptor... -
Page 24: Calibration
10. CALIBRATION ‘Calibration’ means I/O ranging or output fine adjustments using the front control buttons. M-System’s ‘One-Step-Cal’ cali- bration technique realizes automatic I/O ranging and adjustment. This chapter describes flow and operation procedure of the calibration. You can also carry out the calibration using the PC Configurator Software (model: M3LDYCON). For detailed information, refer to the M3LDYCON users manual. -
Page 25: Input & Output Ranging
10.2 INPUT & OUTPUT RANGING After the DIP switch setting is complete, set up the precise input and output range using the front control buttons. Be sure that the front control button function is enabled with the DIP switch setting (SW2-1 OFF). 10.2.1 OUTLINE OF I/O RANGING ■... - Page 26 ■ OUTPUT RANGING • In the Output Ranging Mode, increase or decrease the simulated input until the meter shows the desired minimum output level. Hold down DOWN button until the LD1 blinks and then turns OFF. • Then increase or decrease the simulated input until the meter shows the desired maximum output level. Hold down UP button until the LD1 blinks and then turns OFF.
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Page 27: Maximum Range And Minimum Span Of Input
10.2.2 MAXIMUM RANGE AND MINIMUM sPAN OF INPUT The maximum range and minimum span of the input are shown in the following tables. 10.2.2.1 DC current input MAXIMUM RANGE MINIMUM SPAN 0 to 20 mA DC 2 mA NOTE The ex-factory setting is 4 – 20 mA DC unless otherwise specified. 10.2.3 MAXIMUM RANGE, MINIMUM sPAN AND DEFAULT VALUE OF OUTPUT The maximum range, minimum span and default value of the output are shown in the following tables. -
Page 28: Operation Procedure Of I/O Ranging
10.2.4 OPERATION PROCEDURE OF I/O RANGING Perform the I/O ranging in the following procedure. In the RUN Mode, hold down MODE button for 5 seconds or more until the LD1 red LED is ON. Red ON Green ON blinking Red blinking 5 sec. - Page 29 Press MODE button to go on to the Output Ranging Mode. Red ON Red blinking Red blinking Press once • Press MODE button once to go on to the Output Ranging Mode. • The LD2 turns OFF and the LD3 red LED starts blinking indicating the Output Ranging Mode. Increase or decrease the simulated input until the meter shows the desired minimum output level.
- Page 30 Press MODE button to return to the RUN Mode. Green ON Red ON blinking Red blinking Press once • Press MODE button once to return to the RUN mode. • The LD3 turns OFF and the LD1 green LED is ON (DIP SW configuration) or blinking (PC configuration). M3LDY OPERATING MANUAL EM-2664-B Rev.0...
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Page 31: Fine Adjustment Mode
DIP switch setting (SW2-1 OFF). Note that M-System does not warrant the adjustments by the customer. Each time the adjustment is performed, signal level is overwritten and is stored even when the power is off. -
Page 32: Operation Procedure Of Fine Adjustment
10.3.2 OPERATION PROCEDURE OF FINE ADJUsTMENT Perform the fine adjustment in the following procedure. Hold down MODE button for 1 to 2 seconds and release the button to go on to the Fine Zero Adjustment Mode. Red ON Green ON blinking Green blinking Hold down... - Page 33 Use UP (increase) and DOWN (decrease) buttons to adjust the output to 100%. Check the output with a mul- timeter. UP (increase) ↑ DOWN (decrease) ↓ Output Increase output Decrease output Input • Adjust the output value to 100% regardless of the input. • Increase the output with UP button, and decrease with DOWN.
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Page 34: Checking, Maintenance
11. CHECKING, MAINTENANCE 11.1 CHECKING (1) Terminal wiring: Check that all cables are correctly connected according to the connection diagram. (2) DIP SW setting: Check that the switches are set to appropriate positions. (3) Power input voltage: Check voltage across the terminal 11 – 12 with a multimeter. (4) Input: Check that the input signal is within 0 –... -
Page 35: Appendices
12. APPENDICEs 12.1 sPECIFICATIONs 12.1.1 GENERAL sPECIFICATIONs Construction Small-sized front terminal structure Connection Euro type connector terminal Housing material Flame-resistant resin (gray) Isolation Input to output to power Overrange output -15 to +115% Zero adjustment -15 to +15% (front) Span adjustment 85 to 115% (front) Status indicator LED Tri-color (green/amber/red) LED;... -
Page 36: Linearization (/A Only)
12.1.5 LINEARIZATION (/A only) Type selection and data programming: PC Configurator Software • No Linearization The output is proportional to the input. • Segment Data: 100 points max. within the range of -15.00 to +115.00% input or output represented as percentage of full-scale Low-end cutout Low-end cutout point selectable within the range of 0 to 100%. -
Page 37: Calculation Examples Of Overall Accuracy
12.1.9 CALCULATION EXAMPLEs OF OVERALL ACCURACY Input 4 – 20 mA, Output 4 – 20 mA Input accuracy = Range 20 mA ÷ Span 16 mA × 0.06% = 0.075% Output accuracy = Range 20 mA ÷ Span 16 mA × 0.04% = 0.05% ➠... -
Page 38: Pc Configurator Software
RS-232-C MCN-CON COP-US The PC Configurator Software is freely downloadable at M-System’s web site (http://www.m-system.co.jp/). Software download model No.: M3CON ■ I/O CONFIGURATION The following table shows configurable items with the PC Configurator Software. For detailed information on the PC con- figuration, refer to the M3LDYCON users manual (EM-9258-E). -
Page 39: Model Numbering
/Q: Option other than the above (specify the specification) (UL not available) sPECIFICATIONs OF OPTION: Q COATING (For the detail, refer to M-System’s web site.) /C01: Silicone coating /C02: Polyurethane coating /C03: Rubber coating M3LDY OPERATING MANUAL EM-2664-B Rev.0... -
Page 40: External Dimensions
12.4 EXTERNAL DIMENsIONs mm (inch) 10 11 12 DIN RAIL 35mm wide 18 (.71) 110.5 (4.35) [5 (.20)] • When mounting, no extra space is needed between units. M3LDY OPERATING MANUAL EM-2664-B Rev.0...
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