YOKOGAWA MW100 User Manual

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IM MW100-01E
1.12 Functions of the 10-CH, Medium-Speed Digital
Output Module
This module has ten contact signal outputs that are based on alarm output settings and
output settings from the PC.
Output terminal (clamp terminal)
Terminal cover
Output Types
The following types (output factors) are available.
Type Notation Description
Alarm Alarm Measurement and computation channels
Manual Comm.Input Manual DO operation
Media Media When the remaining space on the CF card reaches the specified time
Fail Fail When an abnormality occurs on the CPU of the MW100 main module
Error Error When an error is detected on the MW100
Output Update Interval
The output is updated at 100-ms intervals. It is not synchronized to the measurement
interval.
Relay Excitation State / Hold Operation
You can select whether or not to energize the output relays upon output. The excitation
status selection differs depending on the output type.
Excitation Notation Description Available Output Types
Status
Energize Energize Energize when relay output is ON Alarm/Comm.Input/Error/Media
De-energize De-energize Not energize when relay output is ON Alarm/Comm.Input/Fail
Also, when a condition in which alarm output must be cleared arises, you can select
whether to turn output relays OFF ( Non-hold), or leave them ON until an output clear
command (alarm ACK) appears (Hold).
Hold operation Notation Description
Hold On Maintains relay output even after relay output is cancelled.
Non-Hold Off Does not maintain relay output when relay output is cancelled
(normal operation).
Output cause
occurrencd
• When set to non-hold
• When set to hold
Relay output
ON
OFF
Output cause
occurrencd
Relay output
ON
OFF
Alarm ACK Alarm ACK
100ms

YOKOGAWA MW100 Specifications

General

Brand	YOKOGAWA
Model	MW100
Category	Data Loggers
Language	English