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| Measuring range | 100Pa～2KPa |
| Range than | 20:1 |
| Power | 10.5V～45V d.c. (EExi≤30V d.c.) |
| Output | 4mA～20mA d.c. and HART protocol；PROFIBUS-PA |
| Environment temperature | -40℃～85℃ |
| Temperature of medium | -40℃～100℃（Si-Oil） |
| Accuracy | ≤（0.0029r+0.071）% |
| Temperature drift |
≤（0.08r+0. 1）%（-10℃~60℃） ≤（0.1r+0. 15）%/10℃（-40℃～-10℃；60～85℃） |
| Long-term drift | ≤0.15 r %/ 5 years |
| Shell protection class | IP67 |
| Ex-plosive | Ex iaⅡCT6/Ex dⅡCT6 |
| Corrosion prevention | Based on different measuring medium choose the responded material. |
| Model | Code | Specification |
| PDS493 | ---------- | Differential pressure transmitter |
| Communication protocol |
H---------- P---------- |
HART communication PROFIBUS-PA communication |
| Measuring span |
L--------- |
Measuring span measuring range Overload limit 0.1～2kPa -2-2kPa 3.2MPa |
| Wetted material |
S---------- H---------- C---------- |
Isolating diaphragm related wetted liquid SUS316ss SUS316ss HC-276 SUS316SS HC-276 HC-276 |
| Process connection |
0---------- 1---------- 2---------- 3---------- |
No joint process, capacity within the chamber flange 1/4NPT Thread, exhaust gas drainage in the side. No joint process, capacity within the chamber flange 1/4NPT Thread, exhaust gas drainage in the side. 1/2NPT Threaded connection, the process of the exhaust gas drainage in the side. 1/2NPT Threaded connection, the process of the exhaust gas drainage in the side. |
| Explosion proof |
-A---------- -B---------- -D---------- |
No Ex iaⅡCT6 Ex dⅡCT6 |
| Body case |
1---------- 2---------- 3---------- 4---------- |
Material Electrical interface SHG 1/2-14NPT internal thread, two wire SHG M20×1.5 internal thread, two wire Stainless steel 1/2-14NPT internal thread, two wire Stainless steel M20×1.5 internal thread, two wire |
| Display meter |
N---------- D---------- |
No LCD display |
| Mounting bracket |
A---------- B---------- C---------- D---------- N---------- |
level of mounting bracket（carbon steel） level of mounting bracket（stainless steel） vertical mounting bracket（carbon steel） vertical mounting bracket（stainless steel） No |
| Additional options | /××------ | See additional options list |
