Ados > Products > FlexADOS 914

Suitability

The multi-channel gas detector system FlexADOS 914 continuously monitors the ambient air and provides an early warning of harmful, explosive and non-flammable gases and vapours. Together with the GTR 210 gas transmitter family, FlexADOS 914 fulfils EN 50271:2011, achieves safety integrity level SIL1 and can be used for primary explosion protection.

Areas of application

Explosion protection 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 actual 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
Three alarm thresholds per sensor, independently adjustable from 10 to 90% of the measuring range
Averaging from 1 to 60 minutes possible
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:	CH₄ methane H₂ hydrogen H₂S hydrogen sulphide CO₂ carbon dioxide
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	115 V / 60 Hz 230 V / 50 Hz (optional) 24 V / DC (optional)
max. power consumption	60VA
Operating conditions	-13°F ...+113°F 80kPa...120kPa 0%...95% rel. humidity non-condensing
Protection class due to housing (DIN EN 60529)	IP 54
Dimensions (WxHxD)	11,8 x 9,06 x 4,73 inch
Displays	Graphic LCD display 128x64 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	17 relays per 1 relay Malfunction, power failure, maintenance 14 alarm relays Potential-free change-over contacts Switching capacity max 250V / 8A
other interfaces	USB Universal FieldBus (option)
Weight	approx. 3 lbs
Service life Buffer battery clock Service life Parameter memory	> 10 years > 20 years
Storage conditions	max. 1 year -13°F ...+113°F 80kPa...120kPa 0%...95% rel. humidity non-condensing
Conformity EC type-examination according to	EN60079-29-1:2016 EN50104:2011 EN45544-1:2015 EN50271:2011 EN50270:2015
EX marking	Ex II (2) G

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.