Chc E91 Control Survey High Accuracy Handheld Measuring Instrument Rtk GPS

• After-sales Service: 3 Years
• Warranty: 3 Years
• Accuracy: 1mm
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: E91
• Vertical Lines: 1
• Horizontal Line: 1
• Operating Principle: Interferometric Type
• Type: Geodesic Type
• Carrier Frequency: Dual-Frequency
• Port Number: Sequencing Channel
• Chip: Sirf
• Brand Name: Chc
• Model Number: E91
• GPS: Simultaneous L1c/a, L2c, L2e, L5
• Glonass: Simultaneous L1c/a L1p L2c/a(Glonass M Only) L2p
• Sbas: Simultaneous L1c/a, L5
• Galileo: Simultaneous L1 Boc, E5a, E5b, E5altboc
• Bds: B1, B2
• Dimensions: 153mm*83mm
• Humidity: 100%, Considering
• Water/Dustproof: IP67 Dustproof, Protected From Temporary Immersion
• Transport Package: 1 Set Packed in 2 Cartons
• Trademark: CHC E91
• Origin: China
• HS Code: 9015800090
• Production Capacity: 20000PCS/Year

Product Description

Product Specifications of CHC E91

model		CHC E91
Gnss	Channel	624
	Satellite Tracked	GPS L1CA/L1P/L1C/L2P/L2C/L5
		GLONASS  G1, G2, G3
		Galileo E1, E5a, E5b, ALTBOC, E6
		QZSS L1, L2 L5,
		BeiDou B1I, B2I, B3I, B1C, B2a, B2b, ACEBOC
		SBAS Ll, L5

Update rate	5 Hz, up to 50 Hz
Performance Specifications
Signal Reacquisition	< 1 sec
Hot Start	< 10 sec
Initialization Reliability	> 99.9%
Memory	8 GB
Real-Time Accuracy (rms)
Static Accuracy	Horizontal:3mm + 1ppm
	Vertical:5 mm + 1 ppm
RTK Accuracy	Horizontal:8 mm + 1 ppm
	Vertical:15 mm + 1 ppm
Code Differential	Horizontal:0.4 m
SBAS Accuracy	Horizontal:0.8 m
Communication
7-pin	Connect to external power and radio
USB	For charging and data transmission
Cellular	Global 4G
Bluetooth	V4.1
WIFI	802.11 ac/n/b/g/n
WebUI	Update firmware, manage settings and
	status, download data
Date formats	CNR input and out put
	RTCM 2.x, RTCM 3.x input and output
	NMEA 0183 output
	HCN, HRC and RINEX 2.11, RINEX 3.02
	NTRIP Client, NTRIP Caster
Electronic Bubble	Support
Dimensions	160*158*96mm ,  1.55KG
Shock	Survive a 2 m pole drop on concrete floor 1.2 m free drop
5-pin lemo port	connecting external power supply and external radio
SIM Card	NANO SIM
Cellular	Global 4G
Bluetooth	V2.1+EDR / V4.1 Dual Mode, Class 2
WIFI	802.11 ac/n/b/g/n
WebUI	Update firmware, manage settings and
	status, download data
Electronic Bubble	Support
Environment
Dustproof&Waterproof	IP67 (Customizable IP68)
Humidity	95% non-condense
Power Supply
Battery	Rechargeable, built-in Lithium-ion battery,7.2 V - 10200 mAh
Voltage	9~28 V DC external power input
Working Time	Up to 16 hours
Charge Time	Typically 4 hours
Internal Radio
Frequency Range	410 - 470 MHz
Protocol	CHC, Transparent, TT450
Emitting Power	0.5 W / 2 W
Operating Range	5 km typically

Leveraging the latest GNSS technologies, the E91 is a smart receiver of the next generation. The proven and outstanding performance and reliability make it the preferred choice of surveyors and construction professionals.
The E91 benefits froma compact ergonomicand rugged design with integrated sensors(4G network modem,UHF Radio,Wi-Fi,Bluetooth and ebubble).

 

 

 

 

Core Technology of E91 GNSS RTK
624 channels - Full GNSS High-precision tracking of GPS, GLONASS, Galileo, BeiDou and SBAS.
	Internal 10200 mAh battery Internal6800 mAh battery, E91 can work up to16hasRTKroverstation underidealconditions
Internal 4G network modem Embedded 4G modem for stable network RTK connections. The E91 can also be set as Wi-Fi hotspot for the controller to access the Internet
	Integrated UHF modem E91 integrated UHF modem can be set at frequencies between 410 MHz - 470 MHz with up to5 km workingrange
Rugged design The rugged and durable design meets the IP67 environmental standard for water and dust. The E91 can survive a 2 m drop onto concrete