MG R9WTU-ED Bedienungsanleitung

EM-6225 Rev.3 P. 1 / 4

MG CO., LTD. www.mgco.jp

5-2-55 Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN

INSTRUCTION MANUAL

DISCRETE I/O EXTENSION UNIT

(Di (internal power), Do (photo MOSFET relay), pulse totalizer)

MODEL

R9WTU-ED

BEFORE USE ....

Thank you for choosing us. Before use, please check con-

tents of the package you received as outlined below.

If you have any problems or questions with the product,

please contact our sales ofﬁce or representatives.

■PACKAGE INCLUDES:

Discrete I/O extension unit.................................................(1)

Upper mounting adaptor ....................................................(2)

■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.

For detailed information of operation and conﬁguration, re-

fer to the Instruction Manual of Multi Power Monitoring

Unit (model: R9xWTU).

POINTS OF CAUTION

■POWER CONSUMPTION

AC: < 2VA

DC: < 1.5W

■GENERAL PRECAUTIONS

• Before you remove or mount the unit, turn off the power

supply and input signal for safety.

■ENVIRONMENT

• Indoor use.

• Do not install the unit where it is directly exposed to rain,

water droplets or sunlight.

• 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.

R9WTU-ED

EM-6225 Rev.3 P. 2 / 4

MG CO., LTD. www.mgco.jp

5-2-55 Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN

COMPONENT IDENTIFICATION

Terminal Block, Discrete Outputs

Output Status Indicator LED

Input Status Indicator LED

Terminal Block, Discrete inputs

COMCOM

DI1DI2

1110

COMCOM

DI3DI4

1312

COMCOM

DI5DI6

1514

COMCOM

DI7DI8

1716

DO8

1718

DO7

DO6

DO7

DO6

1516

DO5

DO4

DO5

DO4

1314

DO3

DO2

DO3

DO2

1112

DO1

■I/O STATUS INDICATOR LED

Discrete I/O extension units have LED indi-

cators showing I/O signal status.

Contact ON : LED ON

Contact OFF : LED OFF

TERMINAL ASSIGNMENTS

DI5

COM COM

DI6

16 17 18

789

DI7 DI8 NC

COM COM

DI1

COM COM

DI2

12 13

DI3 DI4

COM COM NC

ID ID

1 COM Input comon 10 DI1 Input 1ch

2 COM Input comon 11 DI2 Input 2ch

3 COM Input comon 12 DI3 Input 3ch

4 COM Input comon 13 DI4 Input 4ch

5 COM Input comon 14 DI5 Input 5ch

6 COM Input comon 15 DI6 Input 6ch

7 COM Input comon 16 DI7 Input 7ch

8 COM Input comon 17 DI8 Input 8ch

9 NC Unused 18 NC Unused

■DISCRETE INPUT

14 13

DO5–

DO5+ DO4+

DO4–

321

12 11 10

DO3– DO2– DO1–

DO3+ DO2+

18 17

DO8+

DO8–

16 15

DO7– DO6–

DO7+ DO6+ DO1+

ID ID

1 DO1– Output 1ch– 10 DO1+ Output 1ch+

2 DO2– Output 2ch– 11 DO2+ Output 2ch+

3 DO3– Output 3ch– 12 DO3+ Output 3ch+

4 DO4– Output 4ch– 13 DO4+ Output 4ch+

5 DO5– Output 5ch– 14 DO5+ Output 5ch+

6 DO6– Output 6ch– 15 DO6+ Output 6ch+

7 DO7– Output 7ch– 16 DO7+ Output 7ch+

8 DO8– Output 8ch– 17 DO8+ Output 8ch+

9 NC Unused 18 NC Unused

■DISCRETE OUTPUT

No.

FUNCTION FUNCTION FUNCTION FUNCTION

No. No. No.

INSTALLATION

■WALL MOUNTING

Attach the upper mounting adaptors to the upper side of

the unit, and pull out the lower mounting adaptors from the

lower side. Fasten a M4 screw through the mounting hole

(4.5 mm dia.) of each adaptor. (torque 1.4 N∙m)

To remove the upper mounting adaptor from the unit, pull

it out while squeezing the latches as shown in the ﬁgure

below.

push push

■DIN RAIL MOUNTING

Set the unit so that the lower mounting adaptors are at the

bottom. Hook the upper hook at the rear side of the unit

onto the DIN rail and push in the lower part of the unit.

When removing the unit, pull out the unit while pushing

down the adaptors using a minus screwdriver.

DIN Rail (35 mm wide)

Mounting Adaptor

R9WTU-ED

EM-6225 Rev.3 P. 3 / 4

MG CO., LTD. www.mgco.jp

5-2-55 Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN

TERMINAL CONNECTIONS

Connect the unit as in the diagram below.

■EXTERNAL DIMENSIONS unit: mm (inch)

93 (3.66)

6 (.24) 36−M3 SCREW TERMINAL

126 (4.96)

122 (DIN RAIL MOUNT)

115 (4.53)

140 (5.51)

DIN RAIL

35 mm wide

2 − 4.5 (.18) dia. MTG HOLE

[4 (.16)]

6.5 (.25)

80 (3.15)7 (.28)

■CONNECTION DIAGRAM

LOAD

Coil, etc.

Inductive loads

Varistor/CR Circuit

■Refer to the figure below for Photo MOS Relay discrete protection and noise removal.

•AC Powered• DC Powered

Coil, etc.

Inductive loads

Varistor/CR Circuit

Control

Circuit

DO1+

DO1–

DO8+

DO8–

Control

Circuit

Excitation Supply

–

COM

DI2

DI1

DI3

DI4

DI5

DI6

DI7

DI8

■INPUT

COM

DO6+

DO6–

DO7+

DO7–

DO8+

DO8–

DO1–

DO1+

DO2+

DO2–

DO3+

DO3–

DO4+

DO4–

DO5–

DO5+ COM

DI1

DI8

COM

DISCRETE

INPUT

DISCRETE

OUTPUT

■OUTPUT

EXTENSION CONNECTOR

R9WTU-ED

EM-6225 Rev.3 P. 4 / 4

MG CO., LTD. www.mgco.jp

5-2-55 Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN

CONNECTING THE EXTENSION UNIT

1) Remove the cap.

2) Slide the two locks of the multi power monitoring unit to

the back position.

3) Connect the extension unit to the multi power monitor-

ing Unit.

4) Restore the two locks of the multi power monitoring unit

to the front position.

5) Mount the combined unit on a DIN rail.

Note: When you remove or mount the unit, turn off the power

supply and input signal for safety.

Lock

Cap

WIRING INSTRUCTIONS

■SCREW TERMINAL

Torque: 0.5 N·m

■SOLDERLESS TERMINAL

Refer to the drawing below for recommended ring tongue

terminal size. Spade tongue type is also applicable.

Applicable wire size: 0.25 to 1.65 mm2(AWG 22 to 16)

Recommended manufacturer: Japan Solderless Terminal

MFG. Co., Ltd, Nichifu Co., Ltd

6 (.24) max

3.3 (.13) max

mm (inch)

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