HIOKI LR8514 Wireless Humidity Logger | Temperature 2 ch + humidity 2 ch, 500,000 readings per channel, Bluetooth approx. 30 m, sensors Z2010 / Z2011 sold separately

HIOKI LR8514 Wireless Humidity Logger: Bluetooth Transfer, 500,000 Readings per Channel

Overview

The LR8514 is a HIOKI wireless temperature and humidity logger that accepts 2 temperature/humidity sensors (Z2010 or Z2011, sold separately; the main unit cannot measure on its own) and transfers data via Bluetooth to an Android phone / tablet or a Windows PC. The LR8515 in the same series is a different model (wireless voltage / temperature logger) and must be ordered separately.

Key Specifications

• Channels: Temperature 2 ch + humidity 2 ch (up to 2 sensors).
• Measurement range: -40 to 80°C (resolution 0.1°C), 0–100% RH (resolution 0.1% RH).
• Accuracy (Z2010 / Z2011): ±0.5°C (10–60°C); ±3% RH (20–30°C, 20–90% RH).
• Recording: 500,000 readings per channel; recording interval 0.5 s–60 min (14 settings).
• Communication: Bluetooth, line-of-sight approx. 30 m; Android app "Wireless Logger Collector" or the supplied Windows software.
• Battery: Approx. 20 days with Bluetooth on at 1 s interval.

LR8515 (Separate Model)

• 2 ch isolated input; each channel selectable for DC voltage (±50 mV to ±50 V) or K/T thermocouple (-200 to 999.9°C); 500,000 readings per channel, recording interval from 0.1 s.

Applications

• Long-term temperature and humidity recording in warehouses, laboratories and server rooms.

Specifications per the HIOKI product page (retrieved 2026-10-20).