Dickson FH125 Temperature Humidity Recorder, LCD Display/Graphing Logger

High-resolution paperless recorder with LCD display and graphing capability, ideal for environmental monitoring in labs, clean rooms, and storage areas. Model: FH125 Logging Type: Temperature and relative humidity Display: 240 × 128‑pixel graphical LCD (approx. 4.5″ × 2.5″) showing real-time values and data graph spanning 1 hour to 32 days Temperature Range: 0 to 120 °F display (–4 to 158 °F), external probe –30 to 185 °F; Scales 0–100 °F, –40–185 °F, 0–120 °F, –20–40 °C, –40–85 °C, –20–50 °C Temperature Accuracy: ±1.8 °F (±1 °C) Humidity Range: 0–95 % RH; Accuracy ±2 % RH (0–60 %), ±3 % (61–95 %) Memory Capacity: 15 872 samples per channel Sampling Interval: Adjustable based on chart interval: e.g. 20 s for 64 min span, up to 150 s for 32 days Graphs: Combined temperature/humidity trends; “VIEW” key toggles between graph and large numeric display Power: 120 VAC adapter (with 9 V battery backup); battery supports ~2 weeks logging at fastest rate External Probe: Included; remote thermistor sensor PC Interface: Optional download via DicksonWare software over serial link Dimensions: 7″ × 5″ × 2″ (~178 × 127 × 51 mm) Operating Conditions: 32–122 °F (0–50 °C), 0–90 % RH non-condensing Weight: ~1.2 lb (0.54 kg) Certifications: UL, CE, RoHS; includes 9 V battery and AC adapter; fabricated in USA Please review pictures carefully and let us know if you have any questions!