M-system R7EWTU Instruction Manual

Multi power monitoring module

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INSTRUCTION MANUAL
MULTI POWER MONITORING MODULE
(clamp-on current sensor CLSE, Ethernet Modbus/TCP)
BEFORE USE ....
Thank you for choosing M-System. Before use, please check
contents of the package you received as outlined below.
If you have any problems or questions with the product,
please contact M-System's Sales Office or representatives.
■ PACKAGE INCLUDES:
Multi power monitoring module .........................................(1)
■ MODEL NO.
Confirm Model No. marking on the product to be exactly
what you ordered.
■ INSTRUCTION MANUAL
This manual describes necessary points of caution when
you use this product, including installation, connection and
basic maintenance procedures.
The R7EWTU is programmable by using the PC Configura-
tor Software. For detailed information on the PC configura-
tion, refer to the PMCFG users manual. The PMCFG PC
Configurator Software is downloadable at M-System's web
site: http://www.m-system.co.jp
5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp
MODEL
POINTS OF CAUTION
■ POWER INPUT RATING & OPERATIONAL RANGE
• Locate the power input rating marked on the product and
confirm its operational range as indicated below:
100 – 240V AC rating: 85 – 264V, 50/60 Hz, < 8VA
110 – 240V DC rating: 99 – 264V, < 3W
■ GENERAL PRECAUTIONS
• Before you remove or mount the unit, turn off the power
supply and input signal for safety.
■ ENVIRONMENT
• Indoor use.
• When heavy dust or metal particles are present in the
air, install the unit inside proper housing with sufficient
ventilation.
• Do not install the unit where it is subjected to continuous
vibration. Do not subject the unit to physical impact.
• Environmental temperature must be within -10 to +55°C
(14 to 131°F) with relative humidity within 30 to 90% RH
in order to ensure adequate life span and operation.
■ WIRING
• Wiring to the unit must be conducted by qualified service
personnel.
• Do not install cables close to noise sources (relay drive
cable, high frequency line, etc.).
• Do not bind these cables together with those in which
noises are present. Do not install them in the same duct.
■ AND ....
• The unit is designed to function as soon as power is sup-
plied, however, a warm up for 10 minutes is required for
satisfying complete performance described in the data
sheet.
R7EWTU
EM-7818 Rev.2 P. 1 / 18

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Summary of Contents for M-system R7EWTU

  • Page 1 • Do not install the unit where it is subjected to continuous The R7EWTU is programmable by using the PC Configura- vibration. Do not subject the unit to physical impact. tor Software. For detailed information on the PC configura- • Environmental temperature must be within -10 to +55°C...
  • Page 2: Component Identification

    Note 1: Turn on the power supply to the unit after setting operating mode. Note 2: Be sure to set unused SW1-7 to OFF. EM-7818 Rev.2 P. 2 / 18 5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp...
  • Page 3: Terminal Connections

    15 16 17 18 30 (1.18) [5 (.20)] 6 (.24) 6 (.24) 18–M3 SCREW TERMINALS 10–M3 SCREW TERMINALS for Power Voltage, Current, Discrete Input EM-7818 Rev.2 P. 3 / 18 5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp...
  • Page 4 DISCRETE INPUT Di4+ DI4+ • 2 Circuits Modular Jack Modbus/TCP (Ethernet) VOLTAGE INPUT U(+) POWER INPUT V(–) 1ch. CURRENT INPUT 2ch. CURRENT INPUT EM-7818 Rev.2 P. 4 / 18 5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp...
  • Page 5: Wiring Instructions

    Applicable wire size: 0.25 to 1.65 mm (AWG 22 to 16) Recommended manufacturer: Japan Solderless Terminal MFG. Co., Ltd, Nichifu Co., Ltd 3.3 (.13) max mm (inch) EM-7818 Rev.2 P. 5 / 18 5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp...
  • Page 6 R7EWTU CHECKING ETHERNET CONNECTION ■ IP ADDRESS The R7EWTU does not support BootP Table Software. The IP Address and Subnet Mask can be configured using the PMCFG Configurator Software. The Modbus/TCP Port No. is fixed at 502. ■ NODE ADDRESS The R7EWTU firmware sets its Node Address to “01.”...
  • Page 7 When the Modbus register writing protection is enabled, this register setting cannot be changed from ‘0’ to ‘1’ or ‘2’ unless a correct security code is set in the address 4943. (*) Factory setting EM-7818 Rev.2 P. 7 / 18 5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp...
  • Page 8: System Operations

    Resetting energy count for Circuit 2. Same as with the address 5330. 5339 Loop test (Circuit 2) Turning Circuit 2 to the loop test mode. Same as the address 5336. (*) Factory setting EM-7818 Rev.2 P. 8 / 18 5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp...
  • Page 9: Modbus - Setting

    Same as with the address 5603. 5612 Low-end cutout, Current (Circuit 2) %/10 Same as with the address 5608. (*) Factory setting EM-7818 Rev.2 P. 9 / 18 5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp...
  • Page 10 S = S1 + S2 + S3 (*) Factory setting Note: ‘1,’ ‘2,’ ‘3’ in expressions like Q1, Q2, Q3 indicate ‘R,’ ‘S,’ ‘T’ respectively. EM-7818 Rev.2 P. 10 / 18 5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp...
  • Page 11 4085 UT23 Phase angle between Phase 2 – 3 voltages ° 4087 UT31 Phase angle between Phase 3 – 1 voltages ° EM-7818 Rev.2 P. 11 / 18 5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp...
  • Page 12 4249 L-EPA_L Active energy fraction, low tariff, (incoming – outgoing) kWh/(10×2 4251 L-EQA_L Reactive energy fraction, low tariff, (incoming + outgoing) kvarh/(10×2 EM-7818 Rev.2 P. 12 / 18 5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp...
  • Page 13 Active power AVG, History 4 4579 Q AVG 4 Reactive power AVG, History 4 4581 S AVG 4 Apparent power AVG, History 4 EM-7818 Rev.2 P. 13 / 18 5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp...
  • Page 14 Current MIN, Line 1 2963 I2 MIN Current MIN, Line 2 2965 I3 MIN Current MIN, Line 3 2967 IN MIN Neutral current MIN EM-7818 Rev.2 P. 14 / 18 5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp...
  • Page 15: Total Harmonic Distortion (Thd)

    THD U2N Phase voltage total harmonic distortion, Phase 2 %/10 1299 8299 THD U3N Phase voltage total harmonic distortion, Phase 3 %/10 EM-7818 Rev.2 P. 15 / 18 5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp...
  • Page 16 HD U2N 31 31st 2113 9113 HD U3N 2 Phase voltage harmonic, Phase 3, 2nd %/10 2142 9142 HD U3N 31 31st EM-7818 Rev.2 P. 16 / 18 5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp...
  • Page 17 ■ DIAGNOSTICS ADDR. WORD PARAMETER UNIT 9217 Processing delays times 9219 Processing delay sequence number EM-7818 Rev.2 P. 17 / 18 5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp...
  • Page 18: Lightning Surge Protection

    Number of counters 0 : None (R7xWTU-221-AD4) 4 : 4 points (R7xWTU-211-AD4) LIGHTNING SURGE PROTECTION M-System offers a series of lightning surge protector for protection against induced lightning surges. Please contact M-System to choose appropriate models. EM-7818 Rev.2 P. 18 / 18 5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp...

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