Specifications

22
ETHERNET SERIAL SERVERS & GATEWAYS
Fast Delivery... Unmatched Technical Support
Technical Support Note
Mario explains Modbus
Protocols are like lan
g
ua
g
es, French, En
g
lish,
S
panish, or Japanese. If devices are to
un
d
erstan
d
eac
h
ot
h
er, t
h
ey must spea
k
t
h
e same
l
an
g
ua
g
e, ot
h
erw
i
se a trans
l
ator
i
s
needed. Interfaces such as R
S
-232, R
S
-422, R
S
-485, or Ethernet only define the electrical
interface. ModBus has several dialects, A
SC
II, RTU or Modbus
/
T
C
P. A modBus
G
ateway like
t
he Vlinx ME
S
R series bridges between ModBus protocols, enabling communications between
ModBus devices speakin
g
different dialects. Protocol
G
ateways like our
C
onnectPro can
t
ranslate between more than 100 different protocols, enablish a device using one protocol
t
o access data in a different protocol and electrical interface.
G
ateways also solve other
connectivity problems, like allowin
g
multiple “master” devices to access and share data
.
For a complete listing of protocols supported, visit www.bb-europe.co
m
Features & Bene
f
its
•
S
upports up to 16 simultaneous Modbus T
C
P masters
• Modbus messaging priority control (source or
f
unction code selectable
)
• Built in tra
ff
ic monitor
f
or instand veri
f
ication o
f
installation or diagnostics
• Free con
f
iguration so
f
tware – easy programming through web browser or por
t
•
S
lim industrial enclosure saves valuable DIN rail space
Industrial Modbus Ethernet to Serial Gateways
Get seamless integration between Modbus device
s
A
SCII – RTU - TC
P
Model No.
MESR901
Most Popular
MES902T
Dual Serial Ports
MESR921
Dual Ethernet Ports
MESR922T
Dual Ethernet Ports
Serial Port
s
1
2
1
2
Serial Connectio
n
DB
9
&
T
erm
i
na
l
bl
oc
k
T
erm
i
na
l
bl
oc
k
DB
9
&
T
erm
i
na
l
bl
oc
k
T
erm
i
na
l
bl
oc
k
E
t
h
ernet
P
ort
s
1
1
2
2
Ethernet
C
onnecto
r
RJ
4
5
RJ
4
5
RJ
45
RJ
4
5
Heartbeat
C
onnectio
n
Y
e
s
Y
e
s
Y
e
s
Y
e
s
W
ide Tem
p
-
4
0
t
o
80
°
C
-4
0
t
o
80
°
C
-4
0
t
o
80
°
C
-4
0
t
o
80
°
C
C
l
ass
1
/
Div 2
Yes
Yes
Yes
Yes
M
odbus
RT
U
o
r A
SC
II
o
n
s
er
i
a
l
port
s
Yes
Yes
Yes
Yes
Need Power?
MDR
-60-24
2
4VD
C
DIN r
a
il
p
ower supp
l
y, 5
A
o
u
t
pu
t
M
ore
C
at 5,
S
in
g
le and
M
ult
i
-mode F
i
ber opt
i
ons
ava
i
lable
o
nl
i
ne at
w
ww.bb-europe.com
M
E
S
R90
1
M
M
ESR902
T
M
M
ESR92
1
M
ESR922
T
M