INSTALLATION MANUAL
NTR 756 D / e
09/2003- 6/13
n
12 VDC
Description
Description of DC inputs
Input voltage
12 VDC
-15% +30% (XT20R -11% +30%)
Current consumption
1.9 mA (typical)
2.3 mA max
Input impedance
6.45 K
Ω
Level 0
< 3 VDC
Level 1
> 8 VDC
Response time
10 ms
Galvanic isolation
No
Status indication
LCD display
Description
Description of analogue inputs
12 I/O
I
05 –
I
08
20 I/O
I
05 –
I
12
Number of bits
8
Resolution
(10,000/250) mV
Conversion time
10 ms
Input voltage
0 - 10 VDC
Input impedance
> 10 K
Ω
?? (14 K typical)
Precision
± 5%
Default Offset/ Gain
Offset = 0
Gain = 1
These values can be altered via the software
Temperature drift
± 3 LSB over the authorized range
Response time
10 ms
Galvanic isolation
No
Status indication
LCD display
