Emerson CON021 Eddy Current Signal Converter

Basic Overview

CON021 is a vortex signal converter designed specifically for critical turbomachinery applications such as steam turbines, gas turbines, water turbines, compressors, pumps, and fans, used to measure radial and axial shaft displacement, position, eccentricity, and velocity/key phase.

Main performance parameters

dynamics

Frequency range (-3 dB): 0 to 20000 Hz.

Rise time:<15 µ s.

Applicable sensors: PR6422, PR6423, PR6424, PR6425, PR6426, PR 6453; PR6425 requires the use of an extended range converter, which can be CON021/91x xxx.

environmental parameters

Working temperature range: -30 to 100 ° C (-22 to 212 ° F).

Shock and vibration: 5g @ 60 Hz at 25 ° C (77 ° F).

Protection level: IP20.

Power supply and electrical parameters

Power supply voltage range: -23V to -32V when the output range is -4V to -20V; -21V to -32V when the output range is -2V to -18V.

physical parameters

Shell material: LMgSi 0.5 F22.

Weight: Approximately 120 grams (4.24 ounces).

Installation method: 4 M5x20 screws (included upon delivery).

Connection: The sensor adopts a self-locking Lemo plug; The power/output adopts screw terminal type (maximum 1.5mm ² wire).

Compliance and Certification

Compliant with CE 2014/30/EU, 2014/34/EU, 2011/65/EU, EN61326-1, DIN EN 50581 and other standards.

ATEX certification: EN 60079-0:2009, EN 60079-11:2012.

IEC Ex certification: IEC 60079-11:2011 (version 6.0), IEC 60079-0:2007-10 (version 5), IEC 60079-26:2006 (version 2).

CSA certification: CAN/CSA-C22.2 NO. 0-M91, CAN/CSA-C22.2 NO. 157-92 and other standards.

ANSI/UL standards: 913-2004, 1604-1995 UL 60079-15 2002、UL 61010-1。

Hazardous Area Certification

Inherent Safety (iA)

ATEX II 2 G Ex ia IIC T4 Gb, -20 ° C ≤ Ta ≤ 80 ° C (requires current limiting devices such as safety barriers).

IEC Ex ia IIC T4 Gb, -20 ° C ≤ Ta ≤ 80 ° C (requires current limiting devices such as safety barriers).

CSA Class I Zone 1, Groups A, B, C, D, T4, T4: -25 ° C ≤ Ta ≤ 80 ° C (requires current limiting devices such as safety barriers).

No spark (nA)

CSA Class I Zone 2, Groups A, B, C, and D.

Ex nA II T3.. T4 AEx nA II T3.. T4, T4: -25 ° C ≤ Ta ≤ 80 ° C.

Order Information

Different models correspond to different sensor types, measurement ranges, and linear errors, as follows:

Model Sensor Type Measurement Range Linear Error

CON021 PR6422, PR6423, PR6424, PR6426 1.0mm (standard range), 2.0mm (standard range), 4.0mm (standard range), 8.0mm (standard range) ≤ 1.5%, ≤ 1.0%, ≤ 1.5%, ≤ 1.5%

CON021/912-015 PR6422 1.5mm (extended range) ≤ 2.0%

CON021/913-030 PR6423 3.0mm (extended range) ≤ 1.5%

CON021/913-040 PR6423 4.0mm (extended range) ≤ 2.0%

CON021/914-060 PR6424 6.0mm (extended range) ≤ 1.0%

CON021/914-080 PR6424 8.0mm (extended range) ≤ 1.5%

CON021/914-100 PR6424 10.0mm (extended range) ≤ 2.0%

CON021/915-040 PR6425 4.0mm (standard range) ≤ 1.5%

CON021/915-060 PR6425 6.0mm (extended range) ≤ 2.0%

CON021/915-080 PR6425 8.0mm (extended range) ≤ 3.0%

CON021/915-100 PR6425 10.0mm (extended range) ≤ 4.0%

CON021/916-120 PR6426 12.0mm (extended range) ≤ 1.5%

CON021/916-160 PR6426 16.0mm (extended range) ≤ 2.0%

CON021/916-200 PR6426 20.0mm (extended range) ≤ 2.5%

CON021/916-240 PR6426 24.0mm (extended range) ≤ 3.5%