ZD-220 Series Eddy Current Displacement Sensor

ZD220 Series eddy current displacement sensors are designed and manufactured according to US military specifications. The probe head is made of polyphenylene sulfide (PPS) material with high temperature resistance and various chemical corrosion resistance.

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Secondary injection moulding process. Ensure good probe sealing and dimensional stability. Eddy current displacement sensor has good long-term reliability, high sensitivity, strong anti-interference ability, non-contact measurement, fast response, and is not affected by oil and water. It is often used for long-term real-time monitoring of parameters such as axle displacement, axle vibration and axle speed of large rotating machinery. It can analyze the working condition and fault reasons of the equipment. Effective protection and pre-maintenance of equipment.

Specifications
  Resolution: 0.05%
  Temperature Drift: ≤0.05%/°C
  Power Supply:
  -18~-24VDC (Negative Voltage Output)
 +18~+30VDC (4~20mA Current Output)
  Frequency Response: 0~10000Hz
  Amplitude and Frequency Features:
  0~1kHz Attenuation is less 1%
  1~10kHz Attenuation is less 5%
  Phase and Frequency Features:
  0~1kHz Phase <-10°
  10kHz Phase <-100°
Environment and Physical Specifications
  Temperature Range: Probe – 50°C~+175°C
  Adapter: -50°C~+120°C
  Maximum Working Pressure of Probe: 12Mpa
  Working Medium: Air, Oil and Water
  Protection Level: IP68
  Shell Material: Stainless Steel
  Installation Method: Guide Rail Installation

Sensitivities

                                             Diameter
Output
Ø5 Ø8 Ø11 Ø25 Ø50
Negative Voltage Output (V/mm) 8 8 4 0.8 0.4
Current Output (mA/mm) 16 8 4 1.33 0.64
Order Parameters:

1) Probe Order Model:  ZD220-TD-A[ ][ ]-B[ ]-C[ ]-D[ ][ ][ ]-E[ ][ ]-F[ ][ ]-G[ ][ ] (K)

A – Probe
Diameter
B – Thread C – Install D – Total
Length
E- Length of
No Thread
F – Cable
Length
(K)
05: Ø5 1: M8×1 1: Standard 020: 20mm 00: 0mm 05: 5m K: Armored Cable
08: Ø8 2: M10×1 2: Direction 050: 50mm 01: 2mm 09: 9m Empty
No Armored Cable
11: Ø11 3: M14×1.5 3: Side Cable 250: 250mm 05: 5mm
25: Ø25 4: M30×2 4: Flange
Mounting
… … 10: 10mm
50: Ø50 5: 1/4-28 … …
6: 3/8-24
7: 1/2-20
8: 5/4-12
Example: ZD220-TD-08-1-1-50-00-05 (K)
Parameters: (Probe Diameter Ø8, Thread M8×1, Standard Installation, Total Length 50mm, Length of No Thread 0, Cable Length 5m with Armored
2) Adapter Order Model:  ZD220-QZ-A[ ][ ]-B[ ][ ]
A Range B Output Mode
01: 1mm          01: 0 ~ 5V         05: 4 ~ 20mA
02: 2mm          02: 0 ~ 10V         06: 2 ~ 18V
03: 3mm          03: -2 ~ -18V         07: 1 ~ 5V
04: 4mm          04: -4 ~ -20V         08: 1 ~ 10V