Model Description

9200-00006N = CON021 (EPRO eddy current sensor preamplifier / signal conditioner)

9200: Prefix for the order number of the CON021 series

00006: Standard configuration (6m adapter length)

N: Standard type (no special customization)

Core parameters (can be directly forwarded)

Brand/Series: EPRO (Emerson) / CON021

Function: Supplies power to PR6423/6424/6425 series eddy current probes + performs signal conditioning

Input: Compatible with PR6423/002, PR6424/006, PR6425/010 and other probes

Output: -24 to 0V direct current voltage (proportional to gap / vibration displacement)

Power supply: -24VDC (-18 to -30VDC), power consumption ≤ 80mA

Frequency response: 0 to 10kHz

Linear range:

PR6423: 0 to 2mm

PR6424: 0 to 4mm

PR6425: 0 to 6mm

Output impedance: 50Ω

Operating temperature: -20℃ to +60℃

Protection level: IP20 (for cabinet installation)

Dimensions (width × height × depth): 110mm × 75mm × 40mm

Weight: Approximately 0.5kg

Terminal block (CON021) Table

Terminal Function Remarks

1 -24VDC power supply System negative power supply

2 0V / Ground Power ground

3 Signal output To MMS3120/6120 and other modules

4 Probe signal Connect to PR642x probe core wire

5 Probe ground Connect to the shielding of PR642x probe

Complementary combination (must be equipped)

Probe: PR6424/006-030 (commonly used)

Preamplifier: 9200-00006N (CON021)

Monitoring module: 9100-03047-01 (MMS3120)

Usage: Monitoring of turbine / compressor shaft vibration, axial displacement, eccentricity Characteristics

Integrated design: Integrated power supply, oscillation, demodulation, and amplification circuits

High stability: Small temperature drift, high long-term measurement accuracy

Fault self-detection: Automatic identification of probe disconnection / short circuit / excessive gap

Industrial-grade anti-interference: Good shielding, suitable for strong electromagnetic environments