Model A701-2A/B(4X) IP65 Weatherproof Platform Tiltmeter The model A701-2(4X) Weatherproof Platform Tiltmeter is a precision analog tiltmeter with resolution to 1 μradian or better. Units are rated IP65 waterproof for use in wet, humid, and corrosive environments, and easily install on any horizontal surface via three built-in invar leveling legs. Output is a stable ±8 DC voltage (±16 VDC differential), and the powerful internal electronics will drive cables over 1000m. Use this precision tiltmeter for volcano monitoring, geotechnical engineering, structural monitoring, platform leveling, and any application where advanced protection from weather is required. A701-2A(4X) (High-gain) ±8000 μradians (±0.46°) 1 μradian/mV <1 μradian 2 μradians (static) 1% Angular Range Scale Factor Resolution Repeatability Non-Linearity Time Constant 0.15 sec Kz Temp Coefficient (bias/°C) ±4 μradians/°C (typical) Ks Temp Coefficient (%/°C) 0.04%/°C (typical) Output ±8VDC (single ended); ±16VDC (differential) Channels X-tilt, Y-tilt, Temperature Output Impedance 270 ohms Temperature Output 0.1°C/mV typical (single ended; 0°C = 0mV) Power ±11 to ±15 VDC @ +11 and -6mA, 250 mV ripple max, reverse polarity protected Environmental -25 to +70°C operation; -30 to +100°C storage, IP65 (NEMA 4X) Dimensions 6 x 6 x 4 inches (15 x 15 x 10 cm), 3 lb (1.4 kg) Materials Anodized and painted aluminum Cable 3m (10 ft) multiconductor cable + overall shield, PVC Jacket, connectors included Specifications subject to change without notice on account of continued product development Ordering Code Description Power/signal cable, 10-conductor (specify total length on order) Female panel receptacle (mates to 62302 connector included with tiltmeter) Extra female in-line receptacle (one included with tiltmeter) Jewell Instruments LLC 850 Perimeter Road, Manchester, NH 03103 [email protected] • www.jewellinstruments.com • Tel

IP65 Weatherproof Platform Tiltmeter rffBTTTTTTTJim base plate Jewell Instruments LLC 850 Perimeter Road, Manchester, NH 03103