Endress+Hauser Ecograph T, Technical Information, Page: 6 / 14

Ecograph T
6 Hauser
Power supply / terminal diagram
Electrical connection (wiring
diagram)
-
+
-
+
-
+
b) 1 V
≤
a) > 1 V
RS 485
RxD/TxD(-)
R
L
RxD/TxD(+)
RS 232
2
2
2
2
3
3
3
3
5
5
5
5
1
1
1
1
5
5
13
13
6
6
14
14
9
9
25
25
7
7
max. 250 V/3 A
+
-
a) 0...5 V, 0...10 V, +/- 10 V, +/- 30 V
b) +/- 150 mV, +/- 1 V
L+
N-
PE
115 / 230 VAC
50 / 60 Hz
91
91
12 V - 24 VDC
>5 mA
10 k
_ _
+
+
_
>20 ms
_
x12 x11 x13 x14 x15 x16
x12 x11 x13 x14 x15 x16
x12 x11 x13 x14 x15 x16
x12 x11 x13 x14 x15 x16
RTD
I
U
TC
x12 x11 x13 x14 x15 x16
x12 x11 x13 x14 x15 x16
x12 x11 x13 x14 x15 x16
R =
L
0...20 mA, 4...20 mA, 0...5 mA
Typ J, K, T, N, L, D, C, B, S, R
91
10 k
_
+
_
12 V - 24 VDC
24 V AC/DC
50 / 60 Hz
5 6
9
1
x1
1
x12
x13
x14
x15
x16
+
+
+
U>1V
TC
-
GND
RxD/TxD +
RxD/TxD -
Ethernet
RS232
41 42 31 32 21 22 11 13 12
L+ N- PE
Rel4 Rel3 Rel2
Rel1
CH 4 CH 5 CH 6
RS485
61
1
612 613 614 615 616 51
1
512 513 514 515 516 41
1
412 413 414 415 416
CH 1
CH 2
CH 3
111 11
2
11
3
11
4
11
5
11
6
21
1
212 213 214 215 216 31
1
312 313 314 315 316
+
(Volt drop 1 V, R
i
50 Ohm)
≤ ≤
Further units
Cable
resistance
Power
Digital in (DI)
To PC: Cable with
9 pol. Sub-D plug
RxD - 3
GND - 5
TxD - 2
To PC: Cable with
25 pol. Sub-D
plug
To modem: Cable with
9 pol. Sub-D socket
To modem: Cable with
25 pol. Sub-D socket
Analog inputs
On connecting channels 4-6 see
terminal connections CH1-3
LED yellow
LED green