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Jewell Instruments
MD900-T Clinometer Datasheet

MD900-T Clinometer Datasheet

Product catalog summary

Overview: The MD900-T is a biaxial digital clinometer designed for industrial applications such as pitch and roll measurement, marine piling, dredging, construction systems, platform leveling, and geotechnical monitoring. It features user-programmable settings including AUTO-zero, baud and output rate, and sample averaging. The device supports RS232 or RS422 (RS485 full duplex) outputs and integrates with various GPS receivers using protocols like Trimble TCM, NMEA XDR, BAE, and Ashtech.

Specifications:

Angular Range: High-Gain ±10°, Standard ±25°, Wide-Angle ±50°
Resolution: High-Gain 0.002°, Standard 0.004°, Wide-Angle 0.01°
Repeatability: High-Gain and Standard 0.01°, Wide-Angle 0.02°
Non-Linearity: 1% across all models
Output: RS232, RS422 (RS485 full duplex)
Output Format: Compatible with NMEA XDR, Trimble TCM, BAE, Ashtech
Baud Rate: Default 9600, options up to 230400
Channels: X-tilt, Y-tilt, Temperature, Serial No.
Environmental: Operating and storage temperature -40 to +85°C, 100% humidity, IP65 rated
Power: 7-28 VDC @ 30mA, reverse polarity protected
Dimensions: 120 x 80 x 60 mm, 0.55 kg
Materials: Diecast aluminum, painted

Accessories:

Extra 6-ft Cable Assembly for RS232 and RS422 outputs
6-conductor cable (length specified on order)
Transformer (100-240VAC to 12VDC)
Mounting brackets for vertical and horizontal surfaces

Cable Wiring and Pin-outs:

RS232 Wiring: Includes GND, V+ (Power), Analog X Out, RxD, TxD
RS422 Wiring: Includes GND, V+ (Power), Rx-, Rx+, Tx+, Tx-

Catalog excerpts

Jewell Instruments The biaxial model MD900-T is an economical digital clinometer with powerful firmware features. User programmable settings include AUTO-zero (tare), baud and output rate, sample averaging, and more. Output is RS232 or RS422 (RS485 full duplex). The MD900-T easily integrates with a variety of GPS receivers, and supports Trimble TCM, NMEA XDR, BAE, and Ashtech output protocols. Units ship standard with 6-ft. hook-up cable and 100-240VAC power transformer. Use the MD900T for industrial pitch and roll measurement, marine piling, dredging and construction systems, platform leveling, geotechnical monitoring and more. *Specifications subject to change without notice on account of continued development Ordering Code: Jewell Instruments LLC 850 Perimeter Road, Manchester, NH 03103 [email protected] • www.jewellinstruments.com • Tel (800) 227-5955 L00251 Rev. B

Open the catalog to page 1

Jewell Instruments MD900-T Digital Clinometer Enclosure and Mounting Holes Dimensions (4.4)- Cable Wiring and Pin-outs 6-Socket Female Connector Face View Jewell Instruments LLC 850 Perimeter Road, Manchester, NH 03103 [email protected] • www.jewellinstruments.com • Tel (800) 227-5955 L00251 Rev. B

Open the catalog to page 2

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.

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