GE PM880 - Electronics

Chapter 9. Features and Specifications
170 Model PM880 Portable Hygrometer User’s Manual
9.6 Electronics
Internal Batteries
Rechargeable. PM880 batteries can be installed or removed in hazardous
areas. Batteries must be recharged in general-purpose areas only.
Battery Life
15 to 24 hours depending on probe type
(battery life reduced when operating below 0
o
C).
Battery Charger
• Switchable input: 115 to 230 VAC, 50/60 Hz
• Requires approximately 3 hours to full battery charge
• Power cord: CSA Certified and UL Recognized
Rating: 1250 W, 10 A, 125 V
Wire: 3 Cond., 18 AWG or equivalent
• Power supply attachment plug:
CSA Certified and UL Recognized
Type: 250 V, 10 A
Mounting: Snap fit in the rectangle hole provided.
Memory
FLASH memory
Operating Temperature
14
o
to 122°F (–10
o
to 50°C)
Note: To ensure maximum battery life, do not store batteries at
temperatures exceeding 95°F (35°C) for longer than one month.
Keypad
25-key, rubberized, tactile membrane
Display
240 200-pixel, graphic backlit LCD