E Series: E112 Explosion-proof Monitor / Totalizer

E Series: E112 Explosion-proof Monitor / Totalizer

The E112 by FLOMEC® offers you an enclosure designed to be used in rough and tough applications, beyond being just explosion proof. Its sturdy design and ease of use are unequaled by any other explosion proof indicator in the market. The E112 is always your first and safest choice in explosion proof applications.



Accuracy: ± 0.1% of reading
Power Source: DC powered 5 to 30 VDC
Input Signal: Hall Effect, Reed Switch or Open Collector (NPN) or Sine Wave
Output Signal: Open Collector (NPN)
Frequency Range: Coil, HF = 0-1500 Hz; LF = 0-150 Hz
Operating Temperature: -40° F to +185° F (-40° C to +85° C)
Cable: Remote: 20 ft. (6 m), 3-conductor, tinned drain wire,
22 AWG, PVC jacket .212 dia. Ref. Belden 9363
Local: No cable provided
Mechanical Connections: Remote: Wall or pipe mountable with standard U-bolts
Local: Unit is mounted to meter body, 1″ NPT
Electrical Connections: Remote: Two strain relief ports
Local: One strain relief port; one threaded plug
Type High intensity transreflective numeric and alpha-numeric LCD, UV resistant, with bright backlight. Intensity can be adjusted via keypad.
Digits Seven 12mm (0.47 in.) and eleven 7mm (0.28 in.) digits. Various symbols and measuring units.
Refresh rate User definable: 8 times/sec to 30 secs.
Speedometer To indicate the actual flow rate the bargraph runs from 0 to 100% in 20 blocks, each block is 5%.
Operating Temperature (Operational)
-40°F to +158°F (-40°C to +70°C)
Power Requirements
9 – 27V DC. Power consumption maximum 4.2 Watt. or Long life Lithium battery – lifetime depends upon settings and configuration – up to approximately 2 years
Sensor Excitation
Terminal S3: 3V DC for pulse signals and 1.2V DC for coil pick-up
Note: This is not a real sensor supply. Only suitable for sensors with a very low power consumption like coils (sine wave) and reed swithces.
Hazardous Area – Explosion Proof
ATEX Certification
II 2 G Ex IIC T6 Gb
II 2 D Ex IIIC T85oC Db
IECEx Certification
Ex d IIC T6 Gb
Ex tb IIIC T85oC Db
FM / CSA c-us Certification
Explosion-proof for use in Class I, Division 1, Groups A, B, C, D
DIP (Dust-Ignition-proof): Class II, Division 1, Groups E, F and G. Class III, hazardous (classified) locations
Ambient to: -40°F to +158°F (-40°C to +70°C)
Hazardous Area – Directives
EMC Compliant ref. EN61326-1 and FCC 47 CFR part 15
Low voltage: Compliant ref. EN61010-1
Signal Input (Flowmeter)
Coil / sine wave (COIL-HI: 20mVpp or COIL-LO: 80mVpp – sensitivity selectable), NPN / PNP, open collector, reed switch, Namur, active pulse signals 8 – 12 and 24V DC
Frequency Minimum oHz – maximum 7kHz for total and flow rate. Maximum frequency depends on signal type and internal low-pass filter. E.g. reed switch with low-pass filter. Maximum frequency 120Hz.
K-Factor 0.000010 – 9,999,999 with variable decimal position
Low-pass filter Available for all pulse signals
External Reset Total
Function: • Terminal input to reset total remotely
• If this terminal input is closed, the “clear total” function is disabled
Type: Internally pulled-up switch contact – NPN
Duration: Minimum pulse duration 100msec
Signal Output (Digital)
Function: Pulse output. Transmitting accumulated total.
Frequency: Maximum 500Hz. Pulse length user definable between 1 msec up to 10 seconds
One passive transistor output (NPN) – not isolated. 300mA – 50V @25oC (77oF)
Signal Output (Analog)
Function: Transmitting linearized flow rate
Accuracy: 12 bit. Error < 0.1%. Analog output signal can be scaled to any desired range.
Galavanically isolated, loop powered 4-20mA output
Accumulated Totals – 11 digits
Units/Decimals: According to selection for total
Note: Can not be reset to zero.
Flow rate – 7 digits, 0 – 1 – 2 or 3 decimals
Units: mL, L, m3, Gallons, kg, Ton, lb, bl, cf, RND, ft3, scf, Nm3, Nl, igal – no units
Time units: /sec – /min – /hr – /day

Features / Benefits

  • Magnetic Pickup Input, Contact Closure Input, DC Pulse Input.
  • Available in Aluminum or Stainless Steel
  • 16 point linearization
  • Available Battery Powered or External Power.