
Product Description
Product Overview
The_Emerson PR6423/010-010+CON021_is an_8mm Eddy Current Sensor_designed for_non-contact measurement_of_radial and axial shaft dynamic displacement, position, eccentricity, and speed. It is ideal for_critical turbomachinery applications_such as_steam, gas, and hydro turbines, compressors, gearboxes, pumps, and fans.
The_CON021 Eddy Current Signal Converter_processes sensor signals with_high accuracy, ensuring reliable monitoring of rotating machinery.
Technical Specifications
PR6423 Eddy Current Sensor
Performance
|
Parameter |
Specification |
|---|---|
|
Linear Measurement Range |
2 mm (80 mils) |
|
Initial Air Gap |
0.5 mm (20 mils) |
|
Incremental Scale Factor (ISF) |
8 V/mm (203.2 mV/mil) ± 5% (0 to 45°C) |
|
Deviation from Best Fit Straight Line (DSL) |
±0.025 mm (±1 mil) (0 to 45°C) |
|
Minimum Shaft Diameter |
25 mm (0.79_) |
|
Target Material |
42CrMo4 (AISI/SAE 4140) (Standard) |
Environmental & General
|
Parameter |
Specification |
|---|---|
|
Protection Class |
IP66 (IEC 60529) |
|
Operating Temperature |
Sensor & 1m Cable:_-35 to +180°C (-31 to 356°F)__Cable & Connector:_-35 to +150°C (-31 to 302°F) |
|
Material |
Sensor Tip:_PEEK (Polyether Ether Ketone)__Case:_Stainless Steel__Cable:_PTFE (Polytetrafluoroethylene)__Connector:_Brass (nickel-plated) |
|
Weight (Sensor + 1m Cable) |
Approx. 100 grams (3.53 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
PR6423 Sensor Options
|
Tip Diameter |
Case Threads |
Armored Cable |
Model No. |
|---|---|---|---|
|
8mm |
M10x1 |
No |
PR6423/00 |
|
8mm |
M10x1 |
Yes |
PR6423/01 |
|
8mm |
M10x1 |
Yes (Reverse Mount) |
PR6423/03* |
|
8mm |
3/8_-24 UNF |
No |
PR6423/10 |
|
8mm |
3/8_-24 UNF |
Yes |
PR6423/11 |
|
8mm |
3/8_-24 UNF |
Yes (Reverse Mount) |
PR6423/13* |
(*) Armored cable option for Reverse Mount if Adapter Plug is chosen.
Configuration Options
|
Model No. |
Case Thread |
Adapter Plug |
Cable Length |
Cable End |
|---|---|---|---|---|
|
PR6423/00, PR6423/01, PR6423/10, PR6423/11 |
0 (25mm), 1 (35mm), 2 (45mm), 3 (55mm), 4 (65mm), 5 (75mm), 6 (85mm), 7 (95mm), 8 (105mm), 9 (115mm), E (155mm), H (195mm), R (Reverse Mount) |
0 (With), 1 (Without) |
0 (4.0m), 1 (5.0m), 3 (8.0m), F (9.0m), 4 (10.0m) |
0 (Lemo*), 1 (Open) |
_