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DS100 Double metal Sheet Detector
Prime’s Model DS100 Single Probe Double Metal Sheet Detector is installed in difficult locations where sensing is only possible on one side. It detects ferrous metals over a thickness range of .05 mm to 1.5 mm (.002” to .060” ). The DS100 measures the change in it’s magnetic field as metal passes near it’s face. A new sensing element in the probe head increases sensitivity and improves stability compared to other brands.
To calibrate, simply insert a sheet in front of the probe and push the calibrate button. The detector automatically sets the reject threshold above the single sheet reading. It’s form “C” contact relay de-energizes if a double is detected, power is lost or a probe failure is detected. One additional PNP transistor output turns on when each single is detected. This single output is applied to a good sheet counter, jam detector or last sheet detect circuit. The Model DS100 detector has fault detection that immediately analyzes any problem and operates a blinking Green LED code that directs the operator or maintenance department to the problem. |
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Single Probe - Double Metal Sheet Detector |
Features
- Thickness range .05 mm to 1.5 mm (.002 “ to .060”) provides flexibility for a broad range of thickness applications and metals.
- Push-button calibration instantaneously sets reject threshold and adjusts signal for metal
- Can calibrate with a single sample, then automatically determine the double value
- Also can calibrate with two sample for best resolution
- Once calibration is initiated, wait for metal present
- External calibrate capable
- Quick response to double in 3 mS to 21 mS • Automatic Setup identifies probe type and selects the reject level for metal
- Diagnostic warning alternately blinking lights for error and probe failure, fail safe output
- Power Input configures to 120 or 240 VAC @ 50-60 Hz for international application
- Quick connect terminals for fast replacement and to reduce downtime
- Contact relay output rated at 10 AMPS (½ HP) @240VAC, 8 AMPS @24 VDC.
- Optional latch or automatic output reset
- Works with all Prime PM Model probes
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Model DS100 |
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Model PM11 |
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Power input: |
Configurable 120 Volts Max or 240 Volts AC Max, 50 to 60 Hz, 300 mA operating load |
Output Response |
< 10 mSec. |
Outputs: |
SPDT contact relay Double detected, NC closed Max. load 10 Amps @ 240 Vac, 8 Amps @ 24 V dc ½ HP @ 240 V ac |
Single Present Output: |
PNP transistor Nothing detected single = 24 V dc nothing = 0 V dc load source 24 Volts, 100mA max. |
Output fail Safe: |
Contact goes to double condition. PNP changes to nothing condition. Flashing indicators sequence code identify problems. |
Metal Sensitivity: |
Ferrous metal, steel, tinplate Thickness range: 04 mm to 1.5 mm (.002” to .060”) |
Calibration: |
Push-button switch with single sheet |
Sample Indicators: |
Green for single, amber for double, green blinking probe is bad or disconnected |
External inputs: |
Calibrate & output latched reset |
Sensor Operation: |
Permanent magnetic flux field is shunted across sensor poles by the thickness of metal. Maximum thickness is limited by the diameter of the probe. The chart below provides a range for each probe. |
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Probe Model |
Probe Diameter |
Breakaway Force |
Min. Thickness |
Max. Thickness |
PM4 |
18 mm (.7") |
13 lb. |
.04 mm (.0015") |
.4 mm (.015") |
PM10 |
30 mm (1.18") |
20 lb. |
.1 mm (.004") |
1.0 mm (.040") |
PM15 |
36 mm (1.85") |
30 lb. |
.15 mm (.006") |
1.5 mm (.060") |
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