Two-color pyrometer CellaTemp® PA 43
with LED display°C°F

Two-color pyrometer - CellaTemp® PA 43 - Keller Pyrometer Systems - with LED display / °C / °F
Two-color pyrometer - CellaTemp® PA 43 - Keller Pyrometer Systems - with LED display / °C / °F
Two-color pyrometer - CellaTemp® PA 43 - Keller Pyrometer Systems - with LED display / °C / °F - image - 2
Two-color pyrometer - CellaTemp® PA 43 - Keller Pyrometer Systems - with LED display / °C / °F - image - 3
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Characteristics

Technology
two-color
Display
with LED display
Units of measurement
°C, °F
Communication
USB, analog output
Configuration
mobile
Other characteristics
precision, optical
Temperature

Max.: 3,000 °C
(5,432 °F)

Min.: 600 °C
(1,112 °F)

Spectral range

0.95 µm, 1.05 µm

Response time

10 ms

Description

Product description
The panorama pyrometer® CellaTemp® PA 43, realized with a new optical design and without moving parts, features a rectangular focusable measuring field and a two-colour measurement method that provides reliable temperature values in milliseconds even when the field is not fully illuminated. The device is suitable for small or moving targets (e.g. wires) and offers visualisation of the exact position and size of the rectangular measuring field via through-the-lens sighting or monitor output for camera models.

Special features
  • Measuring ranges 600 to 3,000 °C (model-dependent)
  • Focusable lens with rectangular measuring field
  • Broadband anti-reflective precision optics
  • Short measuring wavelengths (0.95 / 1.05 µm)
  • LED display readable from a great distance (4-digit red LED, digit height 8 mm)
  • Test current output for diagnostic function
  • Standard: analogue output and USB / RS 485 interface

Available versions
  • CellaTemp PA 43 AF 1
  • CellaTemp PA 43 AF 2
  • CellaTemp PA 43 AF 3
  • CellaTemp PA 43 AF 4
  • CellaTemp PA 43 AF 5
  • CellaTemp PA 43 AF 6
  • CellaTemp PA 43 AF 7
  • CellaTemp PA 43 AF 8
  • CellaTemp PA 43 AF 9
  • CellaTemp PA 43 AF 10
  • CellaTemp PA 43 AF 11
  • CellaTemp PA 43 AF 12
  • CellaTemp PA 43 AF 13
  • CellaTemp PA 43 AF 14
  • CellaTemp PA 43 AF 15
  • CellaTemp PA 43 AF 17
  • CellaTemp PA 43 AF 18
  • CellaTemp PA 43 AF 20
  • CellaTemp PA 43 AF 21
  • CellaTemp PA 43 AF 22
  • CellaTemp PA 43 AF 23

Optical variants / Lenses (selected)
  • Standard lens PZ 20.01: focusing 0.4 m - ∞
  • Close-up lens PZ 20.03: focusing 0.2 m - 0.4 m
  • Wide-angle lens PZ 20.05: focusing 0.2 m - ∞
  • Telephoto lens I PZ 20.06: focusing 1.2 m - ∞
  • Telephoto lens II PA 20.06: focusing 0.6 m - ∞
  • Objective F50 PZ 20.08: focusing 0.3 m - ∞
  • Macro lens PA 40.01 (for higher measuring ranges): focusing 0.086 m - 0.115 m
  • Attachment lenses: PZ 20/O-50, PZ 20/O-63, PZ 20/O-75, PZ 20/O-120 (close-up attachments)

Measuring field examples (graphic/table)
Example measuring distance vs. measuring field (width x height) values (excerpt):
0.00 mm — 19.00 mm x 19.00 mm
16.00 mm — 18.60 mm x 18.31 mm
32.00 mm — 18.19 mm x 17.62 mm
64.00 mm — 17.38 mm x 16.24 mm
400.00 mm — 8.89 mm x 1.74 mm

Scope of delivery (standard)
  • Pyrometer CellaTemp PA
  • Connection cable VK 02/A (5 m)
  • Video cable VK 02/F (5 m) for models with built-in camera
  • USB cable VK 11/D (1.8 m)
  • Software CellaView
  • Short manual

Characteristics / Technical specifications:
  • Measuring range: 600 - 3000 °C in several segments (model-dependent segments e.g. 600-1400 °C; 650-1700 °C; 750-2400 °C; 850-3000 °C)
  • Measuring principle: two-colour (ratio) pyrometer
  • Sensor: Double photodiode
  • Spectral range: 0.95 / 1.05 µm
  • Response time t98: ≤ 10 ms (depending on measuring range and temperature thresholds)
  • Measurement uncertainty: 1.5 % of temperature reading [°C]
  • Repeatability: 3 K
  • Temperature coefficient: 0.05 %/K
  • Resolution current output: 0.2 K + 0.03 % of selected range
  • Resolution interface: 0.1 K
  • Resolution display: 1 K
  • Analogue output: 0(4)-20 mA linear, switchable, scalable; resistance ≤ 500 Ω
  • Analog input: 0 - 10 V
  • Switching outputs: 2 x Open Collector 24 V DC, ≤ 30 mA
  • Switching inputs: 2 x to 24 V
  • Interfaces: USB and RS 485
  • Power supply: 24 V DC +10% / -20%; current consumption ≤ 175 mA for 24 V DC
  • Video output (models with camera): Composite PAL, 1 Vpp, 75 Ω
  • Display: 4-digit red LED display (8 mm digit height); Status display: 2 x LED; Control elements: 3 buttons
  • Connection: M12 thread 8-pin
  • Ambient temperature (operating): 0 - 65 °C; Storage temperature: -20 - +80 °C
  • Permissible humidity: 95 % r.H. max. (non-condensing)
  • Dimensions: Ø 65 mm x 220 mm (max. 277 mm)
  • Housing: Stainless steel V2A (1.4305)
  • Protection class: IP 65 (according to DIN 40050)
  • Weight: approx. 0.9 kg
  • Adjustable parameters: measuring range, measured variable and analogue I/O scaling, smoothing filter, memory mode and hold time, emissivity, transmittance, compensation of reflected ambient radiation, alarm limits and operating mode, ATD function parameters (optional), linearization function, LED status display settings, simulation of current and temperature, °C/°F selection, measurement channel selection (two-colour, single-colour 1, single-colour 2), contamination monitoring threshold. For camera models: TBC function and white balance
  • Functions: overtemperature signal (if internal temperature exceeds 80 °C the analogue output shows a value > 20.5 mA), service simulation function (measured value or current signal), ATD (Automatic Temperature Detection) for discontinuous processes
  • Software: CellaView (included)

Exhibitions

Meet this supplier at the following exhibition(s):

HärtereiPraxis 2026
HärtereiPraxis 2026

22-24 Jun 2026 Kamp-Lintfort im Wellings Parkhotel (Germany)

Shenzhen International Semiconductor & IC Exhibition
Shenzhen International Semiconductor & IC Exhibition

9-11 Sep 2026 Shenzhen (China)

*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.