INSTALLATION MANUAL
NTR 756 D / e 09/2003- 4/13
2.2 Description of power supplies
Max. consumption
Power supplies Specifications
Max. inrush
current
12 I/O 20 I/O
Immunity from
micro power cuts
100…240 VAC -15% +10%, 50/60 Hz 5 A 7 VA 8 VA 10 ms
24 VAC -15% +10%, 50/60 Hz 2.5 A 7.5 VA 12 VA 10 ms
24 VDC
-15% +20%
(including ripple)
6 A 3.5 W 4 W 1 ms
12 VDC
-15% +30%
(XT20R 12VDC
-11% +30%)
6 A 2.2 W 4.5 W 1 ms
2.3 Description of inputs
n 100…240 VAC / 24 VAC
Description Description of AC inputs
Input voltage
100…240 VAC, -15% +10% 24 VAC, -15% +10%
Operating frequency 50/60 Hz 50/60 Hz
Current consumption
0.35 mA (typical)
0.4 mA max
6.2 mA (typical)
7.5 mA max
Input impedance > 700 KΩ 4 KΩ (sauf 88 950 835 120 kΩ
pour I
1
, I
2
, I
3
, I
4
)
Level 0 < 40 VAC < 5 VAC
Level 1 > 80 VAC > 15 VAC
Response time 50 ms 50 ms
Galvanic isolation No No
Status indication LCD display LCD display