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Thank you for purchasing the MCW400A100.
This manual contains information for ensuring
correct use of the MCW400A100. It also provides
necessary information for installation, maintenance,
and troubleshooting.
This manual should be read by those who design
and maintain devices that use the MCW400A100.
Be sure to keep this manual nearby for handy
reference.

Please read the "Terms and Conditions" from the
following URL before ordering or use:

http://www.azbil.com/products/bi/order.html

Handling Precautions

• Do not disassemble the MCW400A100. Doing

so might cause faulty operation.

• Do not use the MCW400A100 during the tran-

sitional period (0.5s) immediately after the
power has been turned ON.

The 

MCW400A100

is a multi-channel display designed to

remotely display the instantaneous flow rate of up to four

MCS-series

flow sensors. It also produces open collector

output for any flow that is within the specified limits.
Additionally, by means of 

RS-232C

communications, a per-

sonal computer can be used to change settings or to view and
save flow-rate indications and outputs.

Display and console

Connector

Location

Install the

MCW400A100

where:

There are no ignitable or flammable materials.

It is not exposed to direct sunlight (ultraviolet rays).

There are no salt particles or iron particles, and no
excessive dust.

Humidity is not excessive.

There are no organic solvents, phosphate ester
hydraulic fluid, sulfur dioxide, chlorine gas, and/or acids.

It is far from high voltage sources, welding machines,
and other sources of electrical noise.

CP-SP-1206E

MCW400A100

Multi-Channel Indicator 

User's Manual

1

Be sure that the user receives this manual before the
product is used.

Copying or duplicating this user’s manual in part or in
whole is forbidden. The information and specifications
in this manual are subject to change without notice.

Considerable effort has been made to ensure that this
manual is free from inaccuracies and omissions. If you
should find an error or omission, please contact the
azbil Group.

In no event is Azbil Corporation liable to anyone for any
indirect, special or consequential damages as a result
of using this product.

 

2006-2012 Azbil Corporation All Rights Reserved.

NOTICE

Safety precautions are intended to ensure the safe
and correct use of this product, and to prevent dam-
age to property. Be sure to observe these safety
precautions, and be sure to read and understand
the contents of this user's manual.

SAFETY PRECAUTIONS

• Use Azbil Corporation's SurgeNon if there is a risk of

power surge due to lightning. Failure to use ade-
quate protection might cause fire or faulty operation.

• Use the MCW400A100 within the operating ranges

recommended in the specifications for power supply
and I/O voltage. Failure to do so might cause fire or
faulty operation.

• When discarding the MCW400A100, dispose of it as

industrial waste, following local regulations.

CAUTION

OVERVIEW

PARTS NAMES AND FUNCTIONS

A. S. OUT

SW.OUT

ch

1

2

3

4

Down key:

Decreases the set value, etc.

Flow rate indicator:

Indicates the flow rate of
the channel shown by the 
channel indicator.

Up key:

Increases the set 
value, etc.

Output indicator:

Shows which channels have 
output turned ON.

Channel indicator:

Indicates the channel 
whose flow rate is shown.

Mode key:

Used for various settings.

I/O connector

Ch. 1

Ch. 2

Connector for the 
MCS100 flow sensor 

Ch. 3

Ch. 4

1

1

11

4

MOUNTING

• Use the MCW400A100 within the operating ranges

given in the specifications for temperature, humidity,
voltage, vibration, shock, mounting direction, atmos-
phere, etc. Failure to do so might cause fire or mal-
function.

• Do not allow lead clippings, chips or water to enter

the controller case. They might cause fire or faulty
operation.

CAUTION

CAUTION

Cautions are indicated when mishandling this
product might result in minor injury to the
user, or only physical damage to this product.

Summary of Contents for MCW400A100

Page 1: ...thout notice Considerable effort has been made to ensure that this manual is free from inaccuracies and omissions If you should find an error or omission please contact the azbil Group In no event is...

Page 2: ...ion part stands above the connector main body as shown in the figure below If the connector cover is not lifted off the connector main body it cannot be used 1 Cut the cable to the required length Rem...

Page 3: ...scanning indication Auto scanning indication at all channels is available Handling Precautions Since the auto scanning mode is also used for the key lock function key operations other than auto scann...

Page 4: ...h channel Hysteresis settings H S 1 Ch 1 H S3 Ch 3 H S2 Ch 2 H S4 Ch 4 Handling Precautions To prevent chattering set the hysteresis value to 2 or more 3 Advanced settings 3 1 Reading the reference fl...

Page 5: ...erase write cycles to exceed the guaranteed amount Window comparator mode 4 L1 and L2 can be set to desired levels Hardware requirement PC PC 98 series or equivalent DOS V machine OS Windows 95 or lat...

Page 6: ...0L min MODE1 1 1 Ch 1 2 Ch 2 3 Ch 3 4 Ch 4 1 Window comparator mode 1 2 Window comparator mode 2 3 Window comparator mode 3 4 Window comparator mode 4 P1 1 Ch 1 2 Ch 2 3 Ch 3 4 Ch 4 HYS1 1 1 Ch 1 2 Ch...

Page 7: ...on ON or OFF Command example BHL 1 CR LF Response example OK CR LF DLY Function Sets the switch output response time for any channel Command example DLY1 2 CR LF Response example OK CR LF SD Function...

Page 8: ...without condensation without freezing Storage temperature 20 to 80 C without condensation without freezing Dielectric strength 500Vac 1min Insulation resistance 100M or more 500Vdc megger Vibration re...

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