Ados

FlexADOS 914 CP

Measuring, control and warning unit for sensors
FlexADOS 914 CP

Suitability

The FlexADOS 914 CP is a measuring, control and warning unit for gas sensors. It continuously monitors the ambient air and provides an early warning of harmful, explosive and non-flammable gases and vapours. Together with the 592 TOX gas transmitters, FlexADOS 914 CP fulfils VDI guideline 2053 from December 2014 and also EN 50271:2011.

Areas of application

  • Garages and tunnels
  • Chemicals industry
  • Paint and varnish manufacturing
  • Liquid gas storage facilities
  • Laboratories
  • Refrigerated warehouses (ammonia monitoring)
  • Refineries
  • Measurement of oxygen concentration
  • Gas-powered boilers
  • Wastewater treatment plants
  • and much more

Features

  • Up to 12 analogue 4...20mA sensors are evaluated (GTR 210, LCTR 903, TOX 592)
  • Graphic LCD display to show content values, mean values and faults in plain text
  • Indicator for operation, malfunction, maintenance, power failure
  • Simple menu-guided setting of the device parameters using 6-part keyboard
  • Five alarm thresholds per sensor, independently adjustable from 10 to 90% of the measuring range
  • Averaging from 1 to 60 minutes possible, 2 levels (fan areas) can be displayed
  • Maximum of 14 potential-free changeover contacts to control further warning and control facilities
  • Potential-free changeover contact for malfunction,maintenance and power failure
  • As an option: Building control system connection for data transfer (measuring value and state)
  • Plastic wall housing (IP 54)
  • High operating reliability
  • Low power consumption
  • Simple assembly
  • Uninterrupted electricity supply possible

Measuring ranges

Gas types can be
adjusted as desired,
Examples:

CO carbon monoxide 
NO2 nitrogen dioxide
NO nitrogen monoxide
CH4 methane

physical unit

adjustable as desired,

Examples:

%LEL
ppm
VOL%

Technical data

Sensors analogue 4...20mA

12 sensors in a

2- or 3-wire system

Power supply
100-240V 50/60Hz,
optional 24Vdc
max. power consumption
60VA
Operating conditions
-25°C...+45°C
80kPa...120kPa
0%...95% rel. humidity
non-condensing
Protection class due to housing
(DIN EN 60529)

IP 54

 

Dimensions (WxHxD)

300 x 230 x 120 mm

Displays
Graphic LCD display
128 x 64 px
Background red/green/yellow
LED power, malfunction,
power failure, maintenance
digital inputs
3
analogue outputs
2 x power output 4...20mA
max. burden 400 ohm
digital outputs
2 alarm levels with max
17 relays
per 1 relay 
Malfunction, power failure, maintenance
14 alarm relays
Potential-free change-over 
contacts Switching capacity max 250V/8A
Expansion possibility up to 
a total of 6 alarm levels
other interfaces
USB
Universal fieldbus (option)
Weight
2,7 kg
Service life
Buffer battery clock
Service life parameter memory

> 10 years

> 20 years

 

Storage conditions

max. 1 year

-25°C...+45°C

80kPa...120kPa

0%...95% rel. humidity

non-condensing

 

certified according to

 

VDI2053:2014

EN50545:2017

EN50271:2011

EN50270:2015

 

Accessories

Horn, warning light, blinker lamp, recorder, emergency power unit UPS 2000-24V, gas cooler, gas inlet, and much more. Additional accessories are offered on request depending on the measuring task.

Universal FieldBus

Optional data interfaces for building management systems (BMS):

  • LONWorks
  • Modbus RTU
  • Profibus
  • ModBus TCP
  • TCP/IP (Webserver)