Specifications
SKU: DATATEST PTC Series PTC Series Dry Block Furnace
, offer accuracy up to ±0.06°C (±0.11°F). They utilize 4-wire resistance true value measurement technology.
The dual-zone heating wells ensure consistent temperature field.
The JOFRA reference probe is equipped with a smart connector and a built-in chip that stores calibration data (temperature correction parameters) and other information. This is a truly plug-and-play calibration system.
PTC series dry block furnace product description:
Ametek continuously develops new technologies to improve the performance, accuracy, and ease of use of JOFRA dry block furnaces, which has enabled us to maintain our leading position in the global dry temperature calibration field.
The new PTC series dry block furnaces include three models: Type A, Type B, and Type C.
The PTC-A dry block furnace
and the PTC-B dry block furnace with reference probe are also available.
PTC-C grade dry block furnace with reference probe connector
The PTC dry block oven possesses many features unique to the JOFRA series dry block ovens, such as :
• Color VGA LCD screen is convenient
• Intelligent Calibration Information Reminder (IRI) function
• Intuitive and fast • Lightweight and easy to carry
New type of multi-functional portable aluminum case
• The new multi-hole sleeve kit is compatible with sensors of almost all sizes.
• Novel design, and more JOFRA
Features of PTC series dry block furnace products:
» High
precision, up to ±0.06°C (±0.11°F) . Utilizes 4- wire resistance true value measurement technology.
Stability of » : 0.01℃
» Extra-wide temperature range
PTC-155: -25 155°C (-22 311°F)
PTC-350: 33 350°C (91 662°F)
PTC-660: 33 660°C (91 1220°F)
» Better temperature consistency
The dual-zone heating wells ensure temperature field consistency.
The JOFRA smart reference probe features a smart connector and a built-in chip that stores calibration data ( temperature correction parameters ) and other information. This is a truly plug-and-play calibration system.
» USB Communication:
All PTC dry block ovens can be connected and communicated via USB interface.
» Efficiency booster
features rapid heating / cooling, effectively improving work efficiency. Reaches 350 °C in just 7 minutes.
enables fully automated calibration.
PTC series dry block furnaces have unique temperature performance:
The PTC series dry block furnace can precisely calibrate various probe models thanks to its advanced dual-zone heating technology . All JOFRA PTC series dry block furnaces feature dual-zone heating . Each heating zone can be independently controlled for temperature measurement . The temperature consistency at the bottom of the heating block closely approximates the specifications of a laboratory liquid bath . The lower heating zone ensures appropriate heat dissipation across the entire heating block , while the upper heating zone compensates for heat loss at the top of the heating element . This design eliminates the need for heat insulation of the probe under test and can calibrate liquid-filled or other mechanical probes.
Unique reference probe design :
The STS-150 reference probe is specially designed. AMETEK offers reference probes with a 90° bend, where the upper end protrudes only slightly above the top of the sleeve when inserted. This special design makes it very convenient to calibrate temperature sensors with a connecting cap on top.
Easy to carry :
Dry block ovens are often used in different settings, so it is essential to reduce their weight as much as possible.
We maintained this commitment throughout the design process, and ultimately, we successfully made the RTC dry block furnace both compact and lightweight — easy to carry—while retaining its reliability — combining high precision and high durability.
Quick calibration :
Time is of the essence! The PTC dry block furnace has made significant improvements in heating and cooling speeds. For example, it only takes 7 minutes to heat from 33 °C to 350 °C . The advantage of rapid heating and cooling is that it can greatly reduce equipment downtime.
New Multi-Hole Sleeve Kits: Two multi-hole sleeve kits are available to accommodate the vast majority of temperature probe sizes. The first kit is a metric kit containing four sleeves with opening sizes starting from 3mm.
13mm . Another kit is the imperial kit, which includes 3 sleeves with opening sizes from 1/8".1/2" .
All sleeves have pre-drilled reference probe holes. Once these sleeves are included in the carrying case, users can calibrate temperature probes of all commonly used sizes.
Wide temperature range:
The PTC dry block oven can provide a wide temperature range: from -25 °C to 660 °C. Only two dry block ovens are needed to cover a temperature range of 685 °C.
USB Communication: The new USB interface allows all laptops to easily connect to the dry block oven, eliminating the need for a USB to RS232 adapter cable.
Intelligent Calibration Information Indication (IRI) : In accordance with ISO, SOP, and FDA regulations, calibrators exceeding their calibration expiration period must never be used. The PTC series dry-block calibrators can detect the calibration expiration period of the dry-block calibrator and STS probe in real time and remind users to perform regular calibration. When the calibration expiration period is exceeded, the dry-block calibrator will display an alarm on the screen, preventing potentially significant losses due to instrument malfunctions.
Intelligent Reference Probe:
The JOFRA STS-150 intelligent reference probe has built-in temperature correction parameters. Firstly, this means ( this operation is risky ) . Secondly, users can freely replace the intelligent probe, as AMETEK has eliminated measurement errors caused by changing different probes. This is a truly plug-and-play calibration system.
Selection Table for PTC Series Dry Block Furnaces
| model | PTC-12, PTC-125B , PTC-125C |
PTC-15, PTC-155B , PTC-155C |
PTC-350A, PTC-350B , PTC-350C |
PTC-660A PTC-660B PTC-660C |
|
| Performance indicators | Temperature range | -90℃~125℃ | -25℃~155℃ | Ambient temperature +10℃~350℃ | Ambient temperature +10℃~660℃ |
| Type A precision | ±0.3℃ | ±0.18℃ | ±0.2℃ | ±0.3℃ | |
| Type B and Type C precision | ±0.07℃ | ±0.06℃ | ±0.08℃ | ±0.15℃ | |
| Display resolution | Adjustable to 1/0.1/0.01℃ | Adjustable to 1/0.1/0.01℃ | Adjustable to 1/0.1/0.01℃ | Adjustable to 1/0.1/0.01℃ | |
| stability | ±0.03℃ | ±0.01℃ | ±0.02℃ | ±0.04℃ | |
| Sleeve size | Φ30×150mm | Φ26×150mm | Φ26×150mm | Φ26×160mm | |
| Radial consistency | ±0.01℃ | ±0.01℃ | ±0.02℃ | ±0.1℃ | |
| communication | USB | 1 | 1 | 1 | 1 |
| network | EMtAhCe1rn0e/1t-00Base-T | EMtAhCe1rn0e/1t-00Base-T | EMtAhCe1rn0e/1t-00Base-T | EMtAhCe1rn0e/1t-00Base-T | |
| power supply | Input voltage | 220V | 220V | 220V | 220V |
| power | 450W | 400W | 1150W | 1150W | |
| Environmental requirements | Operating temperature | 0~40℃ | 0~40℃ | 0~40℃ | 0~40℃ |
| Storage temperature | -20~50℃ | -20~50℃ | -20~50℃ | -20~50℃ | |
| humidity | 0~90%RH | 0~90%RH | 0~90%RH | 0~90%RH | |
| Physical parameters | Count dimensions | 531 × 169 × 432 mm | 362 × 171 × 363 mm | 362 × 171 × 363 mm | 362 × 171 × 363 mm |
| quality | 15.2Kg | 10.3Kg | 8.2Kg | 8.9Kg | |
| Dustproof and waterproof rating | IP10 | IP10 | IP10 | IP10 | |
| Shell material | aluminum alloy | aluminum alloy | aluminum alloy | aluminum alloy | |
| Place of origin | Denmark | Denmark | Denmark | Denmark | |
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