B&R 4PP252.0571-85
Power Panel PP252 5.7" QVGA monochrome LCD display, 20 function keys and 20 system keys, 2 aPCI slots, 64 MB SDRAM, 256 kB SRAM CompactFlash slot (type I), ETH 10/100, RS232, 2xUSB, battery, metal housing, IP65 protection (front), 24 VDC (order screw clamp terminal block 0TB103.9 or cage clamp terminal block 0TB103.91 separately).
Lifecycle & replacement
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Technical specifications
General information
| Battery / Backup capacitor / Buffer time | 10 min |
| Battery / Type | Renata 950 mAh |
| Battery / Service life | 4 years |
| Battery / Removable | Yes, accessible from the outside |
| Battery / Variant | Lithium ion |
| Certifications / CE | Yes |
| Certifications / UKCA | Yes |
| Certifications / UL | cULus E115267 Industrial control equipment |
| LEDs | Power/User, CF |
| B&R ID code | $1855 |
| Power button | No |
| Reset button | Yes |
Controller
| Processor / Type | Geode SC2200 |
| Processor / Clock frequency | 266 MHz |
| Processor / L1 cache | 16 kB |
| Processor / L2 cache | - |
| Processor / Expanded command set | MMX technology, streaming SIMD extension |
| Processor / Floating point unit (FPU) | Yes |
| Real-time clock / Accuracy | At 25°C: Typ. 10 ppm (1 second) per day |
| Real-time clock / Battery-backed | Yes |
| Power failure logic / Controller | SMC |
| Power failure logic / Buffer time | 10 ms |
| Graphics / Controller | Geode SC2200 |
| Graphics / Memory | 4 MB shared memory (reserved by main memory) |
| SRAM / Size | 256 kB |
| SRAM / Battery-backed | Yes |
| Bootloader | Automation Runtime |
| Flash | 2 MB (for firmware) |
| Cooling | Passive via heat sink |
| Mode/Node switches | 2, 16 positions each |
| Watchdog | SMC |
Display
| Viewing angles / Horizontal | Direction R / Direction L = 40° |
| Viewing angles / Vertical | Direction U = 40° / Direction D = 50° |
| Backlight / Brightness | 140 cd/m² |
| Backlight / Half-brightness time | 50,000 h |
| Filter glass / Transmittance | 95% |
| Filter glass / Anti-glare coating | On both sides |
| Touch screen / Type | - |
| Touch screen / Technology | - |
| Touch screen / Controller | - |
| Touch screen / Transmittance | - |
| Type | Color LCD |
| Diagonal | 5.7" (144 mm) |
| Colors | 8 shades of gray |
| Resolution | QVGA, 320 x 240 pixels |
| Contrast | 25:1 |
Interfaces
| COM1 / Type | RS232, modem supported, not galvanically isolated |
| COM1 / Variant | 9-pin male DSUB connector |
| COM1 / UART | 16550-compatible, 16-byte FIFO buffer |
| COM1 / Max. baud rate | 115 kbit/s |
| CompactFlash slot 1 / Type | Type I |
| USB / Quantity | 2 |
| USB / Type | USB 1.1 |
| USB / Variant | Type A |
| USB / Transfer rate | Low speed (1.5 Mbit/s), full speed (12 Mbit/s) |
| USB / Current-carrying capacity | Max. 500 mA per connection |
| Ethernet / Quantity | 1 |
| Ethernet / Controller | MacPhyter DP83816 |
| Ethernet / Transfer rate | 10/100 Mbit/s |
| Ethernet / Max. baud rate | 100 Mbit/s |
Keys
| Function keys | 14 with LED (yellow) |
| Soft keys | 6 with LED (yellow) |
| System keys | Numeric keys, cursor block |
| Service life | >1,000,000 actuations at 1 ±0.3 N to 3 ±0.3 N actuating force |
Slots
| aPCI slots | 2 |
Electrical properties
| Nominal voltage | 24 VDC ±25% |
| Bleeder resistance | ≥47 kΩ |
| Inrush current | Max. 20 A for < 1 ms |
| Power consumption | Typ. 15 W, max. 20 W |
| Galvanic isolation | Yes |
Operating conditions
| Degree of protection per EN 60529 | Back: IP20 (only with connected CF card) Front: IP65 / NEMA 250 type 4X, protected against dust and hose-directed water |
Ambient conditions
| Temperature / Operation | 0 to 50°C |
| Temperature / Storage | -20 to 70°C |
| Temperature / Transport | -20 to 70°C |
| Vibration / Operation (continuous) | 2 to 9 Hz: 1.75 mm amplitude / 9 to 200 Hz: 0.5 g |
| Vibration / Operation (occasional) | 2 to 9 Hz: 3.5 mm amplitude / 9 to 200 Hz: 1 g |
| Vibration / Storage | 2 to 8 Hz: 7.5 mm amplitude / 8 to 200 Hz: 2 g / 200 to 500 Hz: 4 g |
| Vibration / Transport | 2 to 8 Hz: 7.5 mm amplitude / 8 to 200 Hz: 2 g / 200 to 500 Hz: 4 g |
| Shock / Operation | 15 g, 11 ms |
| Shock / Storage | 30 g, 15 ms |
| Shock / Transport | 30 g, 15 ms |
| Elevation / Operation | Max. 3000 m |
Mechanical properties
| Housing / Material | Metal |
| Front / Panel overlay / Material | Polyester |
| Front / Panel overlay / Light background color | Similar to Pantone 427CV |
| Front / Panel overlay / Dark border color around display | Similar to Pantone 432CV |
| Front / Panel overlay / Dark gray keys color | Similar to Pantone 431CV |
| Front / Panel overlay / Orange keys color | Similar to Pantone 151CV |
| Front / Panel overlay / Color slide-in labels | Similar to Pantone 429CV |
| Front / Frame | Aluminum, naturally anodized |
| Front / Design | Gray |
| Front / Gasket | Flat gasket around display front |
| Dimensions / Width | 302 mm |
| Dimensions / Height | 187 mm |
| Dimensions / Depth | 98 mm |
| Weight | 2900 g |
Documentation & CAD
Files hosted by B&R Industrial Automation; links open the official download page.
3D CAD models
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Industrial Automation Co. stocks, sources, and repairs B&R parts — new, refurbished, or exchange units with warranty.
Specifications from the official B&R product catalog. Always confirm against the datasheet for your exact revision.