SDL1X High-Precision Digital Level

The SDL1X is designed for high-precision and high-efficiency water level measurement applications. The application of various innovative technologies, such as advanced intelligent autofocus and wireless remote control, allows the SDL1X to achieve excellent levels in eliminating error influences and obtaining highly reliable measurement results. It is a new masterpiece of precision digital levels.

Keywords:

Measurement Digitalization

Category:

Optical level

Hotline:

021-33830252

Inquiry

Product Overview

Functions and Features

1. Full digital keyboard 2. Large screen display 3. Quick aiming sight with rapid leveling scale 4. Excellent measurement accuracy. Median standard deviation of elevation difference in reciprocal leveling per kilometer: ±0.2 mm (BIS30A invar scale) ±0.3 mm (BIS30 invar scale) ±1.0 mm (BGS fiberglass scale) 5. Full Chinese interface 6. Dual-axis tilt sensor 7. Seamless switching between manual and autofocus
Technical Specifications

Model		Motorized type	Manual type
Elevation Measurement Accuracy (ISO 17123-2)		0.2mm (BIS30A scale) 0.3mm (BIS20/30 scale) 1.0mm (BGS scale)
Distance Measurement Accuracy (D: Distance Measurement Value)		<±10mm: within 10m <±0.1%×D: 10～50m <±0.2%×D: 50～100m
Two-difference correction		K=0.142/0.20/No correction, optional
Measurement Range	Electronic readout	1.6～100m
	Manual readout	1.5m~
Measurement Mode		Single precise measurement/Repeated precise measurement/Mean precise measurement/Repeated rapid measurement
Minimum Display (Settable in each mode)	Elevation difference value	0.00001/0.0001/0.001m
	Distance value	0.001/0.01/0.1m
Measurement time	Single precise measurement/Repeated precise measurement	<2.5 seconds
	Mean precise measurement	<2.5 seconds × number of measurements
	Repeated rapid measurement	<1 second
Autofocus	Method	Distance comparison measurement (passive type)	-
	Range	1.6～100m	-
	AF/MF mode switching	Automatic	-
Telescope		Objective lens aperture: 45mm Magnification: 32X, Resolution: 3″ Minimum focus distance: 1.5m, Field of view: 1°20′
Sight		Magnification: 4.5X, Field of view: 3°
Compensator	Type	Magnetic damping system pendulum compensator
	Compensation range	±12′
	Accuracy	±0.3″
Tilt over limit warning	Sensor	Dual-axis liquid tilt sensor
	Function	Information prompt, sound prompt, tilt angle reaches ±8.5′ cannot be measured (on/off selectable)
Display		LED backlit LCD graphic display
Keyboard		27-key backlit alphanumeric keyboard
DLC1 remote control		3-key infrared remote control	Optional
Data Storage	Internal storage	10000 data points
	External storage	SD card (up to 2GB), USB drive (up to 4GB)
Data Interface	RS-232C	Baud rate: 1200～57600bps
	USB	USB1.1A type
Bluetooth module (optional)		Class 1 Bluetooth, communication distance: 100m
Level sensitivity	Circular level	8′/2mm
	Graphic level	±12′/inner circle, ±24′/outer circle
Horizontal circle graduation		Initial reading: 0.1°
Dust and water resistance level		IP54 (IEC60529:2001)
Operating temperature		-20～+50℃
Dimensions		Length: 226 × Width: 260 × Height: 200 mm
Weight (including battery)		3.5kg	3.4kg
Power system	Input voltage	7.2VDC
	Standard battery	BDC72 (rechargeable lithium battery)
	Operating time (20℃)	Manual focus: approximately 14 hours	Approximately 17 hours
		Autofocus: approximately 11 hours
Battery level display		4 levels and low battery warning
Auto power off		30 minutes of inactivity/manual, optional