M8CD / M8CD1
EM-5489 Rev.2P. 1 / 2
BEFORE USE ....
Thank you for choosing M-System. Before use, check the
package you received as below.
If you have any problems or questions with the product,
please contact M-System's Sales Office or representatives.
■ PACKAGE INCLUDES:
Signal conditioner ....................................................... (1)
■ MODEL NO.
Check that model No. described on specification label is
exactly what you ordered.
■ INSTRUCTION MANUAL
This manual describes necessary points of caution when you
use this product, installation, connection and basic mainte-
nance procedures.
POINTS OF CAUTION
■ M8CD1: CONFORMITY WITH EC DIRECTIVES
• Functional insulation is maintained between signal input
and output.
• The equipment must be mounted inside a panel.
• Install lightning surge protectors for those wires connected
to remote locations.
• Insert a noise filter for the power source, input and output
connected to the unit. COSEL Noise Filter Model NAC-06-
472, TDK Noise Filter Model ZCAT 3035-1330 or equivalent
is recommended.
• The actual installation environments such as panel con-
figurations, connected devices, connected wires, may affect
the protection level of this unit when it is integrated in a
panel system. The user may have to review the CE require-
ments in regard to the whole system and employ additional
protective measures to ensure the CE conformity.
■ ENVIRONMENT
• When heavy dust or metal particles are present in the air,
install the unit inside proper housing and ventilate it.
• Do not install the unit where it is subjected to continuous
vibration. Do not apply physical impact to the unit.
• Environmental temperature must be within 0 to 55°C (32
to 131°F) with relative humidity within 30 to 95% RH in order
to ensure adequate life span and operation.
• Be sure that the ventilation slits are not covered with
cables, etc.
■ WIRING
• Do not install cables (input and output) 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.
INSTRUCTION MANUAL
MODEL
DELAY BUFFER
M8CD
M8CD1
Time Constant Adj.
Specification
Label
Span Adj.
Zero Adj.
Mounting Screw
Body
■ AND ....
• The unit is designed to function as soon as power is
supplied, however, a warm up for 10 minutes is required for
satisfying complete performance described in the data sheet.
COMPONENT IDENTIFICATION
■BOTTOM VIEW
• Time Constant Adjustment
Turning the potentiometer clockwise (MAX) increases the
time constant, counterclockwise (MIN) to decrease.
INSTALLATION
Use Installation Base (model: M8BS❑).
