PR electronics 5114 - Block Diagram

31
BLOCK DIAGRAM
5114
11
12
13
500
50
DP1
V +
GND. gnd.
MUX
VV
A
A
CPU
EEPROM
A / D
PGA
21
33
31
14
I +
A
CH 1 CH 2
mA
Vreg.
+
-
V
+
-
+
-
V
-
+
T
PTC
50 k
21
22
23
500
50
DP2
I +
V +
VV
A
A
A
21
24
JP 1
2
0,2 mA
5114
+ V
43 44
42
41
*
+
-
+
-
4
3
2
mV
5 M
1
1
2
JP 2
10 Ω
+ V
JP 4
MUX
A / D
PGA
Vreg.
PTC
50 k
JP 3
2
0,2 mA
5 M
1
1
2
10 Ω
4...20 mA
4...20 mA
D / A D / A
51 54 53 52
Input +
Input +,
> 2.5 V
Channel 2
Channel 1
mV
TC
Front comm.
Supply
24...230 VAC &
24...250 VDC
2.5 V
2.5 V
Spec.
Output
V
Spec.
Output
V
RTD and lin. R
Conn. wire
2-wire transm.
3-wire potm.
Loop supply / Vref.
Input gnd.
I + V
Out
I + V
Out
I
Out
I
Out
V
Out
V
Out
2-wire output sup. +
2-wire output sup. +
2-wire output sup. -
2-wire output sup. -
Supply
Loop sup.
> 17.1 V
Loop sup.
> 17.1 V
Analogue Switch Analogue Switch
* Accessories: 5910 CJC connector CH 1, 5913 CJC connector CH 2.
Channel 1 shown as a
temperature input:
!!
If channel 2, use
terminal no. 54...51
!!
If channel 1, use
terminal no. 44...41
Channel 2 shown as a
current / voltage input:
V <=
2.5
V >
2.5
Ex barrier, only 5114BEx barrier, only 5114B