12
PROFIBUS-DP Gateway Unit
Section 1-3
Protocol Specifications
Item
Specification
Host
Li
nk /
Com
p
o
w
a
y
-F
i
n
te
rf
ace
Protocol type supported
Host Link or Compoway-F
Host Link media type
RS-422, galvanically isolated.
Selection for RS-422 is made with Physical layer switch 1(see
2-1-3
Switch Settings).
OFF: RS-422 (for device type R88A-MCW151-E)
Compoway-F media type
RS-485, galvanically isolated.
Selection for RS-485 is made with Physical layer switch 1(see
2-1-3
Switch Settings).
ON: RS-485 (for device type, E5ZN, E5_R and E5_N)
RS-232C interface
Use the CS1W-CN226 connection cable for connecting the Gateway
with Thermotools
RS-485 or RS-422 termination resistor
Internal 220 Ohm resistor between receiver lines.
Use of resistor can be enabled or disabled, using Physical layer switch
2.
Host Link / Compoway-F connector
5-pin Phoenix connector
Device address range
1
~ 15, set through the slot number of the PROFIBUS module configu-
ration. Number 0 (zero) is reserved.
Baud rates supported, selection with
DIP-switches 1 and 2. (See
2-1-3 Switch
Settings)
• 9.6 kbit/s
• 19.2 kbit/s
• 38.4 kbit/s
PR
OFI
B
US-
D
P i
n
te
rf
ace
Applicable standards
EN50170, Volume 2
Protocol type supported
PROFIBUS-DP
PROFIBUS Unit type
PROFIBUS-DP slave
PROFIBUS Media type
RS-485, galvanically isolated
PROFIBUS Connector
9-pin sub-D female connector (#4/40 UNC thread)
Termination according to EN50170 provided by the cable connector
Unit device address range
0
~ 99, set through rotary switches
Remote setting not supported.
Baud rates supported (Auto-detect)
• 9.6 kbit/s
• 19.2 kbit/s
• 45.45 kbit/s
• 93.75 kbit/s
• 187 kbit/s
• 500 kbit/s
• 1.5 Mbit/s
• 3 Mbit/s
• 6 Mbit/s
• 12 Mbit/s
P
R
O
F
IB
U
S
s
e
rv
ic
e
s
PROFIBUS services supported
• Set_Prm
• Chk_Cfg
• Get_Cfg
• Slave_Diag
• Data_Exchange
• RD_Inp
• RD_Outp
• Global_Control - Sync / Unsync Freeze / Unfreeze/ Clear
I/
O
D
a
ta
Number of I/O data supported
Up to 200 bytes input and 200 bytes output max.
Number of diagnostics data supported
6 Bytes basic, and 7 bytes extended.