Werbung
Verfügbare Sprachen
Verfügbare Sprachen
For further informations see PC software DME 4, menu bar
"Help".
To perform an output calibration you have to con-
nect a voltmeter respectively ammeter of sufficient
accuracy to the output terminals.
Current output / Voltage output
(Output A: x = 1, output B: x = 2, output C: x = 3, output
D: x = 4)
Variantes
Output
Brx01 Rx43
0 Ω
mA
open
output
(950685) (951360)
or
soldered
V output
sol-
open
dered
Calculation of resistors Rx45 and Rx46 for the full-scale
output currents Y2 in the range ≥ 1 to ≤ 20 mA:
Current output
1
Rx45 // Rx46 =
Y2 [mA]
0.99158 V
Y2
Rx45
Order No.
20
mA
open
–––
10
mA
open
–––
5
mA
open
–––
2.5 mA
2.7 kΩ 951 245
1
mA
3.3 kΩ 951 253
Calculation of resistors Rx34 and Rx44 for the full-scale
output currents Y2 in the range ≥ 1 to ≤ 10 V:
Voltage output
Rx34 // Rx44 = Y2 [V] · 27'229.4
Y2
Rx34
Order No.
10
V
270 kΩ
951 485
5
V
270 kΩ
951 485
2.5 V
68 kΩ
951 419
1
V
27 kΩ
951 360
The locations of the variable components on the output board
are shown in Figure 14.
Rx34
Rx44 Rx45
Rx46
27 kΩ
open variabel variabel
variabel vari- 0 Ω
never
abel
(950685) mind
or
soldered
1
–
27 kΩ
Rx46
Order No.
49.9 Ω
102 575
Ω
100
951 089
Ω
200
101 717
Ω
470
951 162
1.5 kΩ
951 211
Rx44
Order No.
open
–––
270 kΩ
951 485
open
–––
open
–––
R446
R445
R443
R343
Br301
Br401
R344
R444
R434
R334
D
C
Fig. 15. Location of the variable components.
8. Maintenance
No maintenance is required.
9. Dimensional drawing
M2.5 x 10
14
2
173.5
160
Fig. 15. EURAX DME 440, front plate width 14 TE.
R346
R246
R245
R345
R243
Br201
R244
R234
R143
B
Br101
R144
R134
A
7.45
55.88
14 TE
70.82
Fixing plane
R146
R145
41
Werbung
