وصف
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).
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 ميغاهيرتز – 470 MHz with up
to5 km workingrange
Rugged design
The rugged and durable design meets the IP67
environmental standard for water and dust. ال
E91 can survive a 2 m drop onto concrete
| model | CHC E91 | |
| Gnss | Channel | 624 |
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Satellite Tracked
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GPS L1CA/L1P/L1C/L2P/L2C/L5
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GLONASS G1, G2, G3
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Galileo E1, E5a, E5b, ALTBOC, E6
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QZSS L1, L2 L5,
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BeiDou B1I, B2I, B3I, B1C, B2a, B2b, ACEBOC
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SBAS Ll, L5 |
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Update rate
|
5 هرتز, up to 50 هرتز |
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Performance Specifications |
|
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Signal Reacquisition
|
< 1 sec
|
|
Hot Start
|
< 10 sec
|
|
Initialization Reliability
|
> 99.9%
|
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Memory
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8 GB
|
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Real-Time Accuracy (rms) |
|
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Static Accuracy
|
Horizontal:3مم + 1جزء في المليون Vertical:5 مم + 1 جزء في المليون
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RTK Accuracy
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Horizontal:8 مم + 1 جزء في المليون Vertical:15 مم + 1 جزء في المليون
|
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Code Differential
|
Horizontal:0.4 م |
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SBAS Accuracy
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Horizontal:0.8 م |
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Communication
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7-pin
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Connect to external power and radio
|
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USB
|
For charging and data transmission
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Cellular
|
Global 4G
|
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Bluetooth
|
V4.1
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WIFI
|
802.11 ac/n/b/g/n
|
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WebUI
|
Update firmware, manage settings and
status, download data
|
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Date formats
|
CNR input and out put RTCM 2.x, RTCM 3.x input and output |
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Electronic Bubble
|
الدعم
|
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Dimensions
|
160*158*96مم , 1.55كجم |
|
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 |
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SIM Card
|
NANO SIM
|
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Cellular
|
Global 4G
|
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Bluetooth
|
V2.1+EDR / V4.1 Dual Mode, Class 2
|
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WIFI
|
802.11 ac/n/b/g/n
|
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WebUI
|
Update firmware, manage settings and
status, download data
|
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Electronic Bubble
|
الدعم
|
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Environment
|
|
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Dustproof&ضد للماء
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IP67 (Customizable IP68)
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رطوبة
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95% non-condense
|
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مزود الطاقة
|
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بطارية
|
Rechargeable, built-in Lithium-ion battery,7.2 الخامس – 10200 امبير |
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الجهد االكهربى
|
9~28 V DC external power input
|
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Working Time
|
Up to 16 ساعات
|
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Charge Time
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Typically 4 ساعات
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Internal Radio
|
|
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Frequency Range
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410 – 470 ميغاهيرتز
|
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Protocol
|
CHC, Transparent, TT450 |
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Emitting Power
|
0.5 دبليو / 2 دبليو
|
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Operating Range
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5 km typically
|