Product Description
Product Overview
The Emerson PR6424/010-010+CON021 is a 16mm Eddy Current Sensor designed for non-contact measurement of shaft displacement, position, and vibration in turbomachinery applications such as steam, gas, and hydro turbines, compressors, gearboxes, pumps, and fans.
The CON021 Eddy Current Signal Converter ensures accurate signal processing, making it a reliable choice for monitoring rotating machinery.
Technical Specifications
PR6424 Eddy Current Sensor
Dynamic Performance
|
Parameter |
Specification |
|---|---|
|
Sensitivity/Linearity |
4 V/mm (101.6 mV/mil) ≤ ±1.5% |
|
Air Gap (Center) |
Approx. 2.7 mm (0.11”) Nominal |
|
Long Term Drift |
< 0.3% |
|
Range (Static) |
±2.0 mm (0.079”) |
|
Range (Dynamic) |
0 to 1,000μm (0 to 0.039”) |
|
Target Material |
Ferromagnetic Steel (42CrMo4 Standard) |
|
Maximum Surface Speed |
2,500 m/s (98,425 ips) |
|
Minimum Shaft Diameter |
≥80 mm |
Environmental
|
Parameter |
Specification |
|---|---|
|
Operating Temperature Range |
-35 to 150°C (-31 to 302°F) |
|
Temperature Error |
<4% per 100K (API 670 Compliant) |
|
Pressure Resistance to Sensor Head |
10,000 hPa (145 psi) |
|
Shock and Vibration |
5g @ 60Hz @ 25°C (77°F) |
Physical Characteristics
|
Parameter |
Specification |
|---|---|
|
Material |
Sleeve: Stainless Steel Cable: PTFE |
|
Weight (Sensor + 1m Cable, No Armor) |
~200 grams (7.05 oz) |
CON021 Eddy Current Signal Converter
Dynamic Performance
|
Parameter |
Specification |
|---|---|
|
Frequency Range (-3 dB) |
0 to 20,000 Hz |
|
Rise Time |
<15 µs |
|
Compatible Sensors |
PR6422, PR6423, PR6424, PR6425, PR6426, PR6453 |
|
Extended Range Models |
Use CON021/91x-xxx (PR6425 requires extended range converter) |
Environmental
|
Parameter |
Specification |
|---|---|
|
Operating Temperature Range |
-30 to 100°C (-22 to 212°F) |
|
Shock and Vibration Resistance |
5g @ 60Hz @ 25°C (77°F) |
|
Protection Class |
IP20 |
Power & Electrical
|
Parameter |
Specification |
|---|---|
|
Supply Voltage Range |
-23V to -32V (Output: -4V to -20V) -21V to -32V (Output: -2V to -18V) |
Physical Characteristics
|
Parameter |
Specification |
|---|---|
|
Housing Material |
LMgSi 0.5 F22 |
|
Weight |
~120 grams (4.24 oz) |
|
Mounting |
4 Screws M5x20 (Included) |
|
Connections |
Transducer: Self-Locking Lemo-Plug Supply/Output: Screw Terminal (Max. 1.5mm², Wire) |
Ordering Information
PR6424 Sensor Options
|
Sleeve Thread |
Option |
Code |
|---|---|---|
|
M18x1.5 |
Standard |
0 |
|
3/4”-16 UNF |
Standard |
1 |
|
Armored Cable |
Option |
Code |
|---|---|---|
|
With |
Yes |
1 |
|
Without |
No |
0 |
|
Total Sensor Length |
Cx + 12.5mm |
Code |
|---|---|---|
|
40mm |
52.5mm |
0 |
|
50mm |
62.5mm |
1 |
|
60mm |
72.5mm |
2 |
|
70mm |
82.5mm |
3 |
|
80mm |
92.5mm |
4 |
|
90mm |
102.5mm |
5 |
|
100mm |
112.5mm |
6 |
|
150mm |
162.5mm |
B |
|
200mm |
212.5mm |
G |
|
250mm |
262.5mm |
M |
|
290mm |
302.5mm |
R |
|
Adapter Plug |
Option |
Code |
|---|---|---|
|
With |
Yes |
0 |
|
Without |
No |
1 |
|
Total Cable Length |
Option |
Code |
|---|---|---|
|
4m |
Standard |
0 |
|
5m |
Standard |
1 |
|
8m |
Standard |
3 |
|
10m |
Standard |
4 |
|
Cable End |
Option |
Code |
|---|---|---|
|
LEMO |
Standard |
0 |
|
Open |
Standard |
1 |