| Technical specifications |
|
| Product |
S7-1200 PM1207 |
| Power supply, type |
24 V/2.5 A |
| Input |
|
| Input |
1-phase AC |
| Supply voltage / 1 / at AC / nominal value |
120 V |
| Supply voltage / 2 / at AC / nominal value |
230 V |
| Voltage range |
|
|
|
Automatic range selection |
| Input voltage / 1 / at AC |
85…132 V |
| Input voltage / 2 / at AC |
176…264 V |
| Wide-range input |
No |
| Overvoltage resistance |
2.3 × Vin rated, 1.3 ms |
| Mains buffering at Iout rated, min. |
20 ms |
| Mains buffering |
at Vin = 93/187 V |
| Rated line frequency |
50/60 Hz |
| Rated line range |
47…63 Hz |
| Input current / at nominal level of the input voltage 120 V |
1.2 A |
| Input current / at nominal level of the input voltage 230 V |
0.67 A |
| Switch-on current limiting (+25 °C), max. |
13 A |
| Duration of current limiting / at 25 °C / maximum |
3 ms |
| I²t, max. |
0.5 A²·s |
| Built-in incoming fuse |
T 3,15 A/250 V (not accessible) |
| Protection in the mains power input (IEC 898) |
Recommended miniature circuit breaker: 16 A, characteristic B, or 10 A, characteristic C |
| Output |
|
| Output |
Controlled, isolated DC voltage |
| Rated voltage Vout DC |
24 V |
| Total tolerance, static ± |
3 % |
| Static mains compensation, approx. |
0.1 % |
| Static load balancing, approx. |
0.2 % |
| Residual ripple peak-peak, max. |
150 mV |
| Spikes peak-peak, max. (bandwidth: 20 MHz) |
240 mV |
| Product feature / output voltage adjustable |
No |
| Output voltage setting |
- |
| Status display |
Green LED for 24 V OK |
| On/off behavior |
No overshoot of Vout (soft start) |
| Startup delay, max. |
6 s |
|
|
2 s at 230 V, 6 s at 120 V |
| Voltage rise, typ. |
10 ms |
| Rated current value Iout rated |
2.5 A |
| Current range |
0…2.5 A |
| delivered active power / typ. |
60 W |
| short-term overload current / at short-circuit during run-up / typical |
6 A |
| Duration of overloading ability for excess current / on short-circuiting during the start-up |
100 ms |
| short-term overload current / at short-circuit during operation / typical |
6 A |
| Duration of overloading ability for excess current / on short-circuiting during the operational phase |
100 ms |
| Parallel switching for enhanced performance |
Yes |
| Numbers of parallel switchable units for enhanced performance |
2 |
| Efficiency |
|
| Efficiency at Vout rated, Iout rated, approx. |
83 % |
| Power loss at Vout rated, Iout rated, approx. |
12 W |
| Closed-loop control |
|
| Dynamic mains compensation (Vin rated ±15 %), max. |
0.3 % |
| Dynamic load smoothing (Iout: 50/100/50 %), Uout ± typ. |
3 % |
| Load step setting time 50 to 100%, typ. |
5 ms |
| Load step setting time 100 to 50%, typ. |
5 ms |
| Setting time / maximum |
5 ms |
| Protection and monitoring |
|
| Output overvoltage protection |
< 33 V |
| Current limitation, typ. |
2.65 A |
| Characteristic feature of the output / short-circuit protected |
Yes |
| Short-circuit protection |
Constant current characteristic |
| Enduring short circuit current / Effective level / typical |
2.7 A |
| Overload/short-circuit indicator |
- |
| Safety |
|
| Primary/secondary isolation |
Yes |
| Potential separation |
Safety extra-low output voltage Uout acc. to EN 60950-1 and EN 50178 |
| Protection class |
Class I |
| stray current / maximum |
3.5 mA |
| CE mark |
Yes |
| UL/CSA approval |
Yes |
| UL/cUL (CSA) approval |
cULus-Listed (UL 508, CSA C22.2 No. 107.1), File E197259; cURus-Recognized (UL 60950-1, CSA C22.2 No. 60950-1) File E151273 |
| Explosion protection |
ATEX (EX) II 3G Ex nA II T4; cULus (ISA 12.12.01, CSA C22.2 No.213) File E330455 |
| FM approval |
Class I, Div. 2, Group ABCD, T4 |
| CB approval |
No |
| Marine approval |
GL, ABS, BV, DNV, LRS, NK |
| Degree of protection (EN 60529) |
IP20 |
| EMC |
|
| Emitted interference |
EN 55022 Class B |
| Supply harmonics limitation |
not applicable |
| Noise immunity |
EN 61000-6-2 |
| Operating data |
|
| Ambient temperature / in operation |
0…60 °C |
|
|
with natural convection |
| Ambient temperature / on transport |
-40…+85 °C |
| Ambient temperature / in storage |
-40…+85 °C |
| Humidity class according to EN 60721 |
Climate class 3K3, no condensation |
| Mechanics |
|
| Connection technology |
screw-type terminals |
| Connections / Supply input |
L, N, PE: 1 screw terminal each for 0.5 … 2.5 mm² |
| Connections / Output |
L+, M: 2 screw terminals each for 0.5 … 2.5 mm² |
| Connections / Auxiliary |
- |
| Width / of the housing |
70 mm |
| Height / of the housing |
100 mm |
| Depth / of the housing |
75 mm |
| Installation width |
70 mm |
| Mounting height |
140 mm |
| Weight, approx. |
0.3 kg |
| Product feature / of the housing / housing for side-by-side mounting |
Yes |
| Type of mounting / wall mounting |
Yes |
| Type of fixing / cap rail mounting |
Yes |
| Type of mounting / S7-300 rail mounting |
No |
| Installation |
Snaps onto DIN rail EN 60715 35×7.5/15, wall mounting |
| Other information |
Specifications at rated input voltage and ambient temperature +25 °C (unless otherwise specified) |
