245
Appendix A
Specifications
General Specifications
*1: Use the NT631C-ST153@-EV3 within the following temperature and humidity ranges.
Item Specifications
NT631-ST211@-EV2 NT631C-ST141@-EV2 NT631C-ST153@-EV3
Rated power supply voltage 24 VDC
Allowable power supply
voltage range
20.4 VDC to 26.4 VDC (24 VDC –15% to +10%)
Allowable power interrup-
tion time
No regulation
Power consumption 30 W max. 18 W max.
Power starting time 200 ms max. ---
Operating ambient temper-
ature
0 to 50°C 0 to 40°C
0 to 50°C*
1
Storage ambient tempera-
ture
–20 to +60°C*
1
Operating ambient humidity 35% to 85% (with no condensation)
10% to 90%*
1
(with no con-
densation)
Operating environment No corrosive gases
Noise immunity Common mode: 1000 Vp-p (between power supply termi-
nals and panel)
Normal mode: 300 Vp-p
Pulse width of 100 ns to 1 µs, pulse rise time of 1 ns
Conforms to IEC61000-4-4.
2 kV (power line)
Vibration resistance
(operating)
10 to 57 Hz with 0.075-mm
single amplitude for 30 min-
utes each in X, Y, and Z
directions
57 to 150 Hz with 9.8 m/s
2
and 10 to 57 Hz with
0.075-mm single amplitude for
30 minutes each in X, Y, and Z
directions
5 to 9 Hz with 3.5-mm single
amplitude and 9 to 150 Hz
with 9.8 m/s
2
acceleration
10 times each in X, Y, and Z
directions (1 octave/min)
Shock resistance
(operating)
147 m/s
2
3 times each in X,Y, and Z directions
Dimensions 315 × 250 × 54 (W × H × D) mm
(With Expansion Unit mounted: 315 × 250 × 74 (W × H × D) mm)
Panel cutout dimensions
Weight 2.5 kg max.
Degree of protection
Front panel: Protection equivalent to oil-proof IP65 (NEMA4).
*2
Grounding D-type grounding (Ground to 100 Ω or less)
0
303 × 238 mm
+0.5
Circle of panel pressure 1.6 to 4.8 mm
0
+0.5