Tunnel type metal detector Sentinel 3000
checkweigherfor conveyorcombined

Tunnel type metal detector - Sentinel 3000 - Thermo Fisher Scientific - checkweigher / for conveyor / combined
Tunnel type metal detector - Sentinel 3000 - Thermo Fisher Scientific - checkweigher / for conveyor / combined
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Characteristics

Type
tunnel type
Applications
for conveyor, checkweigher
Other characteristics
high-sensitivity, with conveyor, integrated, high-sensitivity, with digital display, combined
Domain
for the food industry

Description

Overview
Add leading metal detection technology to flexible checkweighing solutions to minimize space and integrate operation. For the highest level of food safety and integration, a Thermo Scientific Sentinel 3000 or 5000 metal detector with Multiscan technology can be mounted either on the weighframe or on an external infeed conveyor.

Features and benefits
  • Several metal detector model options to optimize system size, sensitivity, and price
  • Wide range of checkweigher belt widths and lengths to fit your production line
  • Dual rejecters separating foreign objects from over/under weights to facilitate root cause problem determination and action
  • Sentinel metal detector interface can be displayed on the Versa touchscreen making combined set-up and operation easier and faster


5 reasons to consider a combo system for improved food safety and quality
  • 1. A new combo system upgrades your entire production line:
  • Food safety and quality go together. A new combo system gives you the best of both, upgrading your capability for the ultimate in brand protection.
  • 2. Combos save space:
  • Floor space and line length can be precious in a typical food processing facility. A combo where the metal detector is mounted on the same conveyor as the checkweigher can have up to a 50% smaller footprint than two stand-alone systems.
  • 3. Combos are easier to use:
  • With the Thermo Scientific VersaWeigh Checkweigher and Thermo Scientific Sentinel 3000 Multiscan Metal Detector harmonized, communications between the metal detector and checkweigher means operation, set-up, program management, statistics, alarms, and rejection can be managed through a single controller for ease of use.
  • 4. Combos provide superior value:
  • Truly integrated combos share hardware resulting in significant savings compared to purchasing a separate metal detector and checkweigher.
  • 5. Combos are more convenient to service/repair:
  • Thermo Scientific combos are designed to operate as one system, so troubleshooting is easier and faster. A single point of contact means factory-trained field service engineers for the complete system to diagnose problems and maximize equipment uptime.


Metal detector combination units (table)
Model | Sentinel 3000 | Sentinel 5000
Configuration | Integral to checkweigher frame | Freestanding infeed required
Sensitivity | High | Very high
Case width | 250 mm | Starting at 330 mm
Technology | Multiscan for high sensitivity and probability of detection | Multiscan for high sensitivity and probability of detection
Flanges to reduce metal free area | Standard | Optional
View metal detector interface on checkweigher screen | Yes | Yes

Checkweigher combination units (table)
Model | VersaWeigh checkweigher | Versa GP checkweigher | Versa Chain checkweigher
Design | Widest application range | Cantilever design | Wide application range
Weight range | 10 g to 10 kg weighing range, high accuracy | 10 g to 3 kg weighing range, ultra-high accuracy | Up to 11 kg, high accuracy
Throughput* | Up to 400 packs per minute throughput | Up to 400 packs per minute throughput | Up to 700 packs per minute throughput
Material handling | Belt | Belt | Chain
Cleaning** | Light wash down, IP65 | Light wash down, IP65 | IP65; harsh environment available

Video
A short demonstration video shows the Sentinel 3000 Multiscan metal detector used with a combination unit and highlights the key inspection and checkweighing features and benefits.

Notes
* Pack rates dependent upon package length, weigh table length and data output/archiving.
** For other cleaning and sanitation requirements contact factory.

Technical specifications
  • Integrated system option: metal detector mounted on weighframe or on external infeed conveyor
  • Metal detector technology: Multiscan (high sensitivity and probability of detection)
  • Available metal detector models: Sentinel 3000, Sentinel 5000 (different sensitivity and case width options)
  • Checkweigher product family: VersaWeigh, Versa GP, Versa Chain (different design, weight ranges, throughputs and material handling)
  • Case width examples: Sentinel 3000 — 250 mm; Sentinel 5000 — starting at 330 mm
  • Weight ranges: from 10 g up to 11 kg depending on checkweigher model
  • Throughput examples: up to 400 ppm (some Versa models), up to 700 ppm (Versa Chain)
  • Reject handling: dual rejecters separating foreign objects from over/under weights
  • Cleaning ratings: IP65/light wash down options; harsh environment option for chain models
  • Operator interface: Sentinel metal detector interface viewable on Versa touchscreen for combined set-up, operation and program management

Catalogs

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Exhibitions

Meet this supplier at the following exhibition(s):

Pack Expo International
Pack Expo International

18-21 Oct 2026 Chicago (USA - Illinois)

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    *Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.