MG DS-824 User manual

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:
Signal conditioner ...............................................................(1)
■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.
POINTS OF CAUTION
■POWER INPUT RATING & OPERATIONAL RANGE
• Locate the power input rating marked on the product and
confirm its operational range as indicated below:
24V DC rating: 24V ± 10%
[loop current + approx. 4mA] per channel
■GENERAL PRECAUTIONS
• Before you remove the unit or mount it, turn off the power
supply and input signal for safety.
■ENVIRONMENT
• Indoor use.
• 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 -5 to +60°C
(23 to 140°F) with relative humidity within 30 to 90% RH
in order to ensure adequate life span and operation.
■WIRING
• 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.
• Be sure to put the terminal cover on while the power is
supplied.
■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.
INSTALLATION unit: mm (inch)
190 (7.48)
40 (1.57) 60 (2.36)
200 (7.87)
4–ø4 (.16) MTG HOLE
COMPONENT IDENTIFICATION
Connection Diagram
■FRONT VIEW
■REAR VIEW
Specifications
Terminal Cover
123456789
34 35 3632 3329 30 3127 28
16 17 1814 1511 12 1310
24 25 2622 2319 20 21
8-CH. CURRENT LOOP SUPPLY MODEL DS-824
EM-3251 Rev.7 P. 1 / 2
MG CO., LTD. www.mgco.jp
5-2-55 Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
INSTRUCTION MANUAL

TERMINAL CONNECTIONS
Connect the unit as in the diagram below or refer to the connection diagram on the front of the unit.
■EXTERNAL DIMENSIONS unit: mm (inch)
40 (1.57) 60 (2.36)
190 (7.48)
200 (7.87)
1 (.04)
24 (.94)
4–4 (.16) dia.
MTG HOLE
36–M3.5 SCREW
7 (.28) deep
123456789
34 35 3632 3329 30 3127 28
16 17 1814 1511 12 1310
24 25 2622 2319 20 21
■CONNECTION DIAGRAM
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
OUTPUT
1
+–
2
+–
3
+–
4
+–
5
+–
6
+–
7
+–
8
+–
1
19
+
–
POWER
18
36
+
–
POWER
20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35
2-WIRE TRANSMITTER
1
+–
2
+–
3
+–
4
+–
5
+–
6
+–
7
+–
8
+–
WIRING INSTRUCTIONS
■SCREW TERMINAL
Torque: 0.8 N·m
CHECKING
1) Terminal wiring: Check that all cables are correctly con-
nected according to the connection diagram.
2) Power input voltage: Check voltage across the terminal
1 – 19 with a multimeter.
3) Input: Check that the input signal is within 0 – 100% of
the full-scale.
4) Output: Check that the load resistance meets the de-
scribed specifications.
LIGHTNING SURGE PROTECTION
We offer a series of lightning surge protector for protec-
tion against induced lightning surges. Please contact us to
choose appropriate models.
DS-824
EM-3251 Rev.7 P. 2 / 2
MG CO., LTD. www.mgco.jp
5-2-55 Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN