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Fluke
Fluke 50 Series II Contact Thermometers
Quote on request
No online payment · add lines to RFQ BOM
TC thermometers J/K/T/E/N/R/S; ±(0.05%+0.3°C). RFQ + selection help.
Download datasheet PDF
RFQ cart holds BOM lines only. Submit for engineering quote.
Key parameters
Measuring range
J −210 to 1200 °C; K −200 to 1372 °C; T −250 to 400 °C; E −150 to 1000 °C; N −200 to 1300 °C; R/S 0 to 1767 °C (N/R/S on 53/54 II only)
Accuracy
Above −100 °C: J/K/T/E/N ±[0.05% + 0.3 °C]; R/S ±[0.05% + 0.4 °C]. Below −100 °C: J/K/E/N ±[0.20% + 0.3 °C]; T ±[0.50% + 0.3 °C]
Output
IR data port on 53/54 II for optional FlukeView PC export (no analog process output)
Supply
3× AA alkaline; typical battery life 1000 hours
Protection
Splash/dust resistant handheld (see OEM literature)
Ambient temperature
Operating per Fluke 51–54 Series II user/getting-started manuals
Fits thermocouple contact temperature work where you need a Fluke 50 Series II (51/52/53/54) supporting types J/K/T/E/N/R/S with ±(0.05% + 0.3 °C) accuracy above −100 °C.
Key advantages
- Types — J, K, T, E, N, R, S
- Accuracy — J/K/T/E/N: ±(0.05% + 0.3 °C) above −100 °C
- Models — Single (51) or dual (52/54); logging on 53/54
- Display — Large dual display with backlight
- Functions — Min/Max/Avg; offset; relative; hold
Typical applications
- Process contact temperature checks.
- Dual-channel T1/T2 comparisons.
- Logged thermocouple routes (53/54).
Selection guide
- 51 vs 52 vs 53/54 — Channels and logging
- TC type — Match probe
- Logging — 53/54 need
- Probes — Bead/surface/immersion
Common mistakes
- Wrong TC type vs probe.
- Open connector cold-junction errors.
- Buying single-channel when dual compare is required.
When to RFQ / what to tell us
- Model (51/52/53/54); probes; quantity; ship-to.
Request a Quote · Get selection help
Specs
| Spec | Value |
|---|---|
| SKU | 30371 |
| Brand | Fluke |
| Model | 50 Series II |
| Product type | Contact Thermometer |
| Models | 51-II / 52-II / 53-II / 54-II contact thermometers |
| Thermocouple types | J, K, T, E, N, R, S |
| Accuracy | J/K/T/E/N: ±(0.05% + 0.3 °C) above −100 °C |
| Channels | Single (51) or dual (52/54); logging on 53/54 |
| Display | Large dual display with backlight |
| Functions | Min/Max/Avg; offset; relative; hold |
| Power | 3× AA typical |
Documents
FAQ
Q: Supported TC types? A: J, K, T, E, N, R, S.
Q: Dual channel? A: 52-II and 54-II provide dual inputs.
Q: What should I send for a quote? A: Model/probes, quantity, ship-to.
Links
| Parameter | Value |
|---|---|
| Measuring range | J −210 to 1200 °C; K −200 to 1372 °C; T −250 to 400 °C; E −150 to 1000 °C; N −200 to 1300 °C; R/S 0 to 1767 °C (N/R/S on 53/54 II only) |
| Accuracy | Above −100 °C: J/K/T/E/N ±[0.05% + 0.3 °C]; R/S ±[0.05% + 0.4 °C]. Below −100 °C: J/K/E/N ±[0.20% + 0.3 °C]; T ±[0.50% + 0.3 °C] |
| Output | IR data port on 53/54 II for optional FlukeView PC export (no analog process output) |
| Supply | 3× AA alkaline; typical battery life 1000 hours |
| Protection | Splash/dust resistant handheld (see OEM literature) |
| Ambient temperature | Operating per Fluke 51–54 Series II user/getting-started manuals |
| Display | Large backlit dual display; °C/°F/K; MIN/MAX/AVG with relative or time-of-day stamp |
| Approvals | CE |
| Mounting | Handheld with impact-absorbing holster |
| Sensor type | Thermocouple types J, K, T, E (51/52); J, K, T, E, N, R, S (53/54) |
| Notes | Family includes 51 II (single), 52 II (dual), 53 II B (single + logging), 54 II B (dual + logging). Specs from Fluke 51–54 Series II getting started + user manual. |