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PIN/PINLESS DEEP SENSING MOISTURE METER WITH SPHERICAL SENSOR AND REMOTE PROBE USER’S MANUAL MMD950 99 Washington Street Melrose, MA 02176 Phone 781-665-1400 Toll Free 1-800-517-8431 Visit us at www.TestEquipmentDepot.com...
• Selecting dry lumber WHICH SENSOR SHOULD YOU USE? The MMD950 is equipped with a pin-type sensor and a pinless spherical sensor. The spherical sensor is the only choice for estimating the surface or internal moisture level of materials like finished wood, paint or wallpaper that cannot be marred by pinholes.
• Spare pins storage compartment WHAT’S IN THE CASE The MMD950 comes in a custom molded plastic case along with a remote pin-type probe and cable, a 9V battery, two pairs of replacement pins and this user’s manual. An optional deep wall moisture probe (General P/N MP905) is...
PRODUCT OVERVIEW The figure shows all of the controls, indicators and physical features on the front, bottom, top, back and right side of the MMD950. Familiarize yourself with their positions and functions before moving on to the Setup Instructions. A. Spherical sensor B.
OPERATING INSTRUCTIONS To power on the meter, press the button and hold it for at least three seconds. (To power off the meter, follow the same instruction.) By factory default: • The beeper is enabled, and beeps faster the higher the readout above 17%WME in pin measurement mode (17 in REL mode).
press the spherical sensor against a material known to be completely dry. This should produce a reading of 0 on both the LCD and LED bar graphs. Then press the spherical sensor against one or more points on the target surface and compare the readings.
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It’s important to understand that in Setup mode you have 30 seconds to confirm the setting of each Option. If you take longer than 30 seconds to confirm any setting, the MMD950 will automatically exit Setup mode and enter Measurement mode.
To change any setting, use the Mode button to cycle through the choices (0 or 1 for Options 0, 3 and 4; 0, 1, 2 or 3 for Options 1 and 2). When the setting you want appears as the right digit on the display, press the button to save it.
REL measurements. If either calibration check produces a non-zero reading for 10 seconds, and the meter is still under warranty, call General's Customer Service Department at 212-431-6100 to arrange to return the meter for service or replacement. SPECIFICATIONS Measurement Ranges 6.0 to 87.6% WME and 0.1 to 99.9 REL...
Moisture Meter with Spherical Sensor and Remote Probe is warranted to the original purchaser to be free from defects in material and workmanship for a period of one year. Subject to certain restrictions, General will repair or replace this instrument if, after examination, the company determines it to be defective in material or workmanship.
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