KDA3
P. 5 / 5
EM-3646 Rev.2
M-SYSTEM WARRANTY
M-System warrants such new M-System product which it manufactures to be free from defects in materials and workmanship during the 36-month period following the date that such
product was originally purchased if such product has been used under normal operating conditions and properly maintained, M-System's sole liability, and purchaser's exclusive remedies,
under this warranty are, at M-System's option, the repair, replacement or refund of the purchase price of any M-System product which is defective under the terms of this warranty. To
submit a claim under this warranty, the purchaser must return, at its expense, the defective M-System product to the below address together with a copy of its original sales invoice.
THIS IS THE ONLY WARRANTY APPLICABLE TO M-SYSTEM PRODUCT AND IS IN LIEU OF ALL OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING ANY IMPLIED
WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. M-SYSTEM SHALL HAVE NO LIABILITY FOR CONSEQUENTIAL, INCIDENTAL OR
SPECIAL DAMAGES OF ANY KIND WHATSOEVER.
M-System Co., Ltd., 5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN, Phone: (06) 6659-8201, Fax: (06) 6659-8510, E-mail: [email protected]
CHECKING
1) Terminal wiring: Check that all cables are correctly
connected according to the connection diagram.
2) Power input voltage: Check voltage across the terminal 7
– 8 with a multimeter.
3) Input: Dry contact or open collector. Check the input
device meets the following requirements.
TTL level
Sensing: 5V DC @1mA
Threshold voltage of the input circuit: 1V DC
24V DC
Sensing: 24V DC @3.5mA
Threshold voltage of the input circuit: 3V DC
LOAD signal: ON time 1 millisec. min.
4) Output: Check that the load resistance meets the de-
scribed specifications.
INPUT-OUTPUT RELATION EXAMPLE
■
BCD, BINARY (WITH POLARITY)
MSB
POL
POLARITY
DATA
LSB
–FS
–
OR
OR
0
DIGITAL INPUT
+FS
+ ANALOG OUTPUT
■
TWO'S COMPLEMENT
MSB
POL
UNUSED
DATA
LSB
–FS
–
OR
OR
0
DIGITAL INPUT
+FS
+ ANALOG OUTPUT
■
OFFSET BINARY
MSB
POLARITY
POL
UNUSED
DATA
LSB
–FS
–
OR
OR
0
DIGITAL INPUT
+FS
+ ANALOG OUTPUT
POL
available
not available
LIGHTNING PROTECTION
In order to protect the unit from lightning surges entering
through power supply cables, use of appropriate lightning
surge protectors are recommended. Please contact M-Sys-
tem.