Endress+Hauser eco-graph Betriebsanleitung Seite 39

Analogue inputs:
The first character (x) of the three digit terminal number is the respective channel
number (1.. to 6..: Channels 1 to 6).
Current
x11 +
x12 -
x13
x14
x15
Option "Digital I/O":
Digital inputs:
91 Digital input 1
92 Digital input 2
93 Digital input 3
94 Digital input 4
Relay outputs:
41 Relay 1, Normally closed (NC)
42 Relay 1, Common
43 Relay 1, Normally open (NO)
51 Relay 2, Normally closed (NC)
52 Relay 2, Common
53 Relay 2, Normally open (NO)
44 Relay 3, Normally closed (NC)
45 Relay 3, Common
46 Relay 3, Normally open (NO)
Option "Loop power supply":
Loop power supply without
Terminal
HART X
X AH
XB+
+24 V, loop power supply X
XC+
XD-
Ground, loop power supply X
XE-
X = loop power supply 1 ... 3
HART® connection sockets: The operating module for sensor setting up using 2 wire
connection can be connected to these sockets (Ø 2.0 mm). The resistance (250
Ohm) required for communication is already built into the unit.
Voltage/thermocouples
-
+ (≤ 200 mV, thermocouple)
+ (> 200 mV)
Auxiliary voltage output for digital inputs, Not
stabilised, max. 30 mA:
+
-
Combined RS 232 / RS 485 interface:
1
2
3
4
5
6
7
8
9
Attention: Do not connect unused pins.
Interfaces cannot be used together. Selection of
interface to be used is be made in "Miscellaneous
- Interface".
HART
Not used
Not used
RTDs
A
a (Sense/cold junction
compensation 3- or 4-wire)
b (Sense/cold junction
compensation 4-wire)
B
Auxiliary voltage approx. +24 V
Auxiliary voltage earth (ground)
RS 232 RS 485
Screen Screen
TxD
RxD
GND
RxD/TxD (-)
RxD/TxD (+)
Loop power supply with HART
Connection for HART operating
module
+24 V, loop power supply X
Not used
Not used
Ground, loop power supply X
3. Installation/connection/setting up
37