
M2DYH
P. 1 / 2
CURRENT LOOP SUPPLY
(applicable to HART signal) MODEL M2DYH
INSTRUCTION MANUAL
BEFORE USE ....
Thank you for choosing M-System. Before use, please check
contents of the package you received as outlined below.
If you have any problems or questions with the product,
please contact M-System’s Sales Office or representatives.
■PACKAGE INCLUDES:
Signal conditioner (body + base socket) ...................... (1)
■MODEL NO.
Confirm that the model number described on the product is
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
•Locatethepowerinputratingmarkedontheproductand
confirm its operational range as indicated below:
100 – 240V AC rating: 85 – 264V, 47 – 66 Hz, approx. 3.5 – 6.5VA
24V DC rating: 24V ±10%, approx. 3W
11 – 27V DC rating: 11 – 27V, approx. 3W
110V DC rating: 85 – 150V, approx. 3W
■GENERAL PRECAUTIONS
•Beforeyouremovetheunitfromitsbasesocketormount
it, turn off the power supply and input signal for safety.
■ENVIRONMENT
•Indooruse
•Whenheavydustormetalparticlesarepresentintheair,
install the unit inside proper housing with sufficient ven-
tilation.
•Donotinstalltheunitwhereitissubjectedtocontinuous
vibration.Donotsubjecttheunittophysicalimpact.
•Environmentaltemperaturemustbewithin-5to+55°C
(23to131°F)withrelativehumiditywithin30to90%RH
in order to ensure adequate life span and operation.
•Besurethattheventilationslitsarenotcoveredwithca-
bles, etc.
■WIRING
•Do not install cables (power supply, 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.
■AND ....
•Theunitisdesignedtofunctionassoonaspowerissup-
plied, however, a warm up for 10 minutes is required for
satisfying complete performance described in the data
sheet.
COMPONENT IDENTIFICATION
INSTALLATION
Loosenthexingscrewatthefrontoftheunitinorderto
separate the body from the base socket.
■DIN RAIL MOUNTING
Set the base socket so that
its DIN rail adaptor is at
the bottom. Position the
upper hook at the rear side
of base socket on the DIN
rail and push in the lower.
When removing the socket,
push down the DIN rail
adaptor utilizing a minus
screwdriver and pull.
■WALL MOUNTING
Refer to “EXTERNAL DI-
MENSIONS.”
TERMINAL CONNECTIONS
Connect the unit as in the diagram below or refer to the con-
nection diagram on the side of the unit.
Model
SPAN
ZERO
Zero Adj.
Span Adj.
Body Base Socket
Connection
Diagram
Specifications
Fixing Screw
DIN Rail
35mm wide
Spring Loaded
DIN Rail Adaptor
OUTPUT
9
12
13
14
+
+
–
5
*
*HHC
HHC
4–20mADC
*
4
RLHHC
1
*Hand-held communicator
INPUT
2-WIRE XMTR
PWR SUPPLY
+
+
1
4
2-WIRE
XMTR
–
+5
+
–
250Ω
■ When Used as DC Supply ■ When Used as Isolator
+
+
1
4
5
+
–
250Ω
1
INPUT
+
–
U(+)
V(–)
POWER
Rugghölzli 2
CH - 5453 Busslingen Tel.+41 (0)56 222 38 18
Fax +41 (0)56 222 10 12 mailbox@sentronic.com
www.sentronic.com
Produkte, Support und Service
SENTRONICAG