Many factories need to keep a close eye on pressure in pipes and tanks. When pressure goes too high or too low, machines can stop, products can be ruined, and safety can be at risk. Operators often struggle with cheap sensors that drift, need frequent calibration, or cannot survive harsh environments. The Pepperl+Fuchs PPC-M51 Pressure Transmitter up to 40 bar gives you a reliable, accurate reading that stays stable even in tough conditions, so you can avoid downtime and protect your process.
Pepperl+Fuchs PPC-M51 Pressure Transmitter up to 40 bar with Pepperl
You need a pressure sensor that works without surprise. This transmitter measures absolute or relative pressure from 0.1 to 40 bar with a ceramic diaphragm that resists corrosion and wear. It talks to your control system through 4-20 mA, HART or PROFIBUS PA, so integration is simple. If you have been fighting inaccurate data, this device removes the guesswork and keeps your line running smoothly. Pepperl technology guarantees the accuracy you expect from a trusted brand.
Key Benefits
Key Features
- Ceramic diaphragm with 99.9% purity.
- Measuring range 0.1-40 bar.
- Turn-down ratio up to 100:1.
- Supply voltage 11.5-45 V DC (2-wire).
- 4-20 mA analog output, HART optional.
- Die-cast aluminum or stainless steel 316L housing options.
- Modular design with replaceable display and universal electronics.
Specifications
| Device Type |
Pressure Transmitter |
| Series |
PPC-M51 |
| Construction-type sensor |
ceramic sensor; ceramic diaphragm |
| Measured variable |
absolute or relative pressure |
| Measuring range |
0.1 ... 40 bar |
| Max. turn down |
100:1 |
| Supply voltage (safe area) |
11.5 ... 45 V DC, 2-wire; 11.5 ... 35 V DC, HART, 2-wire; 9 ... 32 V DC, PROFIBUS PA |
| Output signal |
4 ... 20 mA, analog, 2-wire; 4 ... 20 mA with HART 6.0; PROFIBUS PA (Profile 3.02) |
| Communication |
4 ... 20 mA HART (standard); PROFIBUS PA (option) |
| Reference accuracy |
±0.15 % (standard); ±0.075 % (platinum) |
| Long-term drift |
up to ±0.1 % of upper range limit (URL)/year |
| Process temperature |
-40 ... 100 °C; hygienic versions: -40 ... 130 °C (150 °C/1h) |
| Ambient temperature |
-40 ... 85 °C; with display: -20 ... 70 °C |
| Degree of protection |
IP66, NEMA 4X; IP68, NEMA 6P; IP69K (with separate housing and FEP cable) |
| Housing materials |
Die-cast aluminum (F31); Stainless steel AISI 316L (F15) |
| Process isolating diaphragm |
Al2O3 ceramic (ultrapure 99.9 %) |
| Process connections (threads) |
ISO 228: G1/2, G1, G1-1/2, G2; ANSI: NPT1/2, NPT1, NPT1-1/2, NPT2 |
| Hygienic process connections |
Clamp, Varivent, DRD, DIN 11851, DIN 11864, NEUMO, APV, uni adapter |
| Flanges |
EN 1092-1: DN 25 ... DN 80; ANSI 16.5: 1 ... 4 inch; JIS B2220 |
| Directive conformity (EMC) |
EN 61326-1; EN 61326-2-3; EN 61326-2-5 |
| Low-voltage directive |
EN 61010-1 |
| ATEX / IECEx / FM / CSA |
See instruction manuals (SI) |
| Drinking water approval |
NSF61 approval |
| Configuration |
Keypad or PACTware |
| Design |
Modular; replaceable display; universal electronics |
