871 Cellular Ultrasonic Exi Sensor

The Veeder-Root Intrinsically Safe 871 Cellular Ultrasonic Exi Sensor, Class 1 Division 1, is a flexible and configurable battery-operated liquid level sensor with an integrated cellular modem. This sensor is suitable for monitoring liquid levels up to 13 ft / 4m depth. It has a 10 ft / 3m cable with an IP68 connector to facilitate mounting. The 28 slot logger with configurable logging interval communicates via UART serial bidirectional communications. It is a simple and cost-effective solution perfect for Commercial & Industrial applications. 

Features & Benefits

  • Reports local temperature, radio signal strength, and battery level
  • External antenna option for underground locations
  • Mounting/attachment options – wall/pole
  • Remote Web-Enabled Interface to view data
  • Easy to install in existing riser openings
  • CE Conformance, ROHS, and PTCRB Compliant
  • 1-year warranty  

Functionality

  • Accurate, reliable tank level monitoring  
  • Programmable data reporting interval  
  • Remote configurability  
  • Programmable alarms
    • Full alert
    • Empty alert
    • Spill alert (bunded tanks)
    • Fill alert
    • Low and high levels
    • 24/7 remote tank monitoring

Applications

  • Liquid level monitoring  
    • Fuel – Oil, Kerosene, Diesel
    • Lubricants
    • Additives
    • DEF/AdBlue
    • Coolants
    • Water
    • Waste Oil
    • Wastewater
    • Chemicals *
    • Other hazardous / non-hazardous
  • Fixed or portable tanks
  • Ensure continued supply
  • Optimize delivery or collections
  • Spot and continuous inventory measurement

* This product may not be suitable for monitoring of certain corrosive and hazardous chemicals. List of product compatible chemicals to be verified with a Veeder-Root representative.  

Specifications

 

SpecificationsLiquid Level Logger LTE CAT-M1/NB-IoT/2GUltrasonic Exi Sensor
Dimensions871 Sensor Dimension A871 Sensor Dimension B
Safety

Class I, Div 1, Gr C D CSA.16.70011285 

Class I Zone 0 AEx ia IIB T4 Ga 

Complies with UL 913 

II 1 G-Ex ia IIB T4 Ga 

SIRA15ATEX2103 X IECEx CSA 15.0006X

Class 1, Div 1, Group A,B,C & D T4 

Class I, Zone 0 AEx ia IIC T4 Ga 

Complies with UL 913 

SGSNA/20/CA/00003X 

SGS20ATEX0009X IECEx BAS 20.0005X

Housing MaterialMolded plastic, 2-part, material glass reinforced polyamide, UV resistantMolded plastic, 3-part, UV stabilized polypropylene
Weight350g/12oz (excluding cable & gland/external connectors)140g/5oz (excluding cable & gland/external connectors)
ConformanceATEX/Hazloc/IECEx, PTCRB (AT&T) & Verizon approvals, RED, FCC, CE, RoHSATEX/Hazloc/IECEx, CE, RoHS
Manual ActivationMagnetically activated reed switch / Audible buzzerN/A
Ultrasonic Resolution±1cm / ±0.4”N/A
CommunicationLTE CAT-M1 or NB-IoT or 2GN/A
Operating Temperature-20°C to +50°C / -4°F to +122°F-20°C to +50°C / -4°F to +122°F
Storage Temperature0°C to +30°C / +32°F to +86°F0°C to +30°C / +32°F to +86°F
SpecificationsLiquid Level Logger LTE CAT-M1/NB-IoT/2G & Ultrasonic Exi Sensor 
Ultrasonic Range 1 >12cm to 4.7” to 157” at +20°C (-4°F)
Ultrasonic Resolution±0.4” / ±1cm
Ultrasonic Positioning RequirementsNo obstacles within 74° of ultrasonic sensor aperture
Accuracy Typically ±0.78” from 4.7” to 118” / ±2cm from 12cm to 3m
Battery Life 2 Up to 10 years
Manual Activation Magnetically activated reed switch / Audible buzzer
Altitude Range <2Km/1.25miles above sea level
Battery Technology /strong>3.6V Lithium Thionyl Chloride Exi “Bobbin type” construction
Power Requirements Battery pack with standard cell sizes connected with a 2-wire harness included
CommunicationLTE CAT-M1 or NB-IoT or 2G
Radio Frequency 
(Modem Dependent) 		BG96LTE FDD (Cat M1 & Cat NB1): 
B1/B2/B3/B4/B5/B8/B12/B13/B18/B19/B20/B26/B2

LTE TDD (Cat M1): B39

LTE TDD (Cat M1): B39 
EGPRS: 850/900/1800/1900MHz
BG95

LTE FDD (Cat M1): B1/B2/B3/B4/B5/B8/B12/B13/B18/B19/B20/B25/B26/B27/B28/B66/B85

LTE FDD (Cat NB2): B1/B2/B3/B4/B5/B8/B12/B13/B18/B19/B20/B25/B28/B66/B71/B85

EGPRS: 850/900/1800/1900MHz 

GNSS (GPS) (Modem Dependent)BG96GPS, GLONASS, BeiDou/Compass, Galileo, QZSS
BG95GPS, GLONASS, BeiDou, Galileo, QZSS
Humidity0-100% RH
Operating Temperature-20°C to +55°C / -4°F to +131°F 
Storage Temperature0°C to +30°C / +32°F to +86°F 
Environmental ProtectionIP68 – Outdoors
Material CompatibilitySuitable for use in tanks for the storage of water diesel fuel, kerosene, oil types A2,C1,C2 and D as defined by BS2869 
Software FeaturesNominal +/-4mm @ 2m range
Tank Mounting OptionsSensor fits directly into 1 ¼”, 1 ½” or 2” BSP existing tank connection 
RoHS 2 Directive (2011/65/EU) & Delegated Directive RoHS 3   (EU) 2015/863 This Directive lays down rules on the restriction of the use of hazardous substances in electrical and electronic equipment (EEE) with a view to contributing to the protection of human health and the environment, including the environmentally sound recovery and disposal of waste EEE
Reach Compliance

ICES-003 Issue 6 Class B Digital Apparatus emissions requirement (Canada)

CFR 47 FCC Part 15 Subpart B Class B emissions requirements (USA)

FCC Compliance

ICES-003 Issue 6 Class B Digital Apparatus emissions requirement (Canada)

CFR 47 FCC Part 15 Subpart B Class B emissions requirements (USA) 

1 Range de-rates to 30cm / 8” < 0°C

2 Based on 1 communication per day and good network coverage

Configurations

Configuration/Specification Options
External ConnectionIP68 Cable gland / IP68 bulkhead connector
AntennaInternal with option for antenna coupler with SMA connector to allow connection of an external GSM antenna
Data CommunicationMakes a TCP connection to the server over 2G, NB-IoT or CAT-M1 cellular network and delivers its payload using a proprietary binary
Fixing/MountingScrew mounts (4), tie wrap, & pole mount features are standard

Product Form

Product NumberDescription
0881111-87118-1045 871 US Logger CAT-M1 with Ultrasonic Head Veeder-Root AT&T
0881112-87118-1054 871 US Logger CAT-M1 with Ultrasonic Head Veeder-Root Verizon

Note: All Liquid Level Measuring Sensors (LLMS) can be monitored by the EKOS cloud-based solution. Contact your Veeder-Root sales representative for more information on the EKOS platform.

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