FLOTEL provides a complete solution for local control of compressed-gas storage systems, meeting the end customer’s requirements in all cases, and offers essential logistics support through advanced remote monitoring and control functions over the telephone network.

Functions
The FLOTEL unit supports the following functions:
Monitoring of measurements and statuses on a 4-line x 20-character backlit alphanumeric display.
Alarm status indication by flashing light (red LED = High priority and
yellow LED = Medium priority) and activation of an audible warning device, with programmable reset time.
Audible warning device mute button accessible on the front panel.
Programming using buttons on the front panel.
Automatic changeover control for service and emergency medical-gas pressure-reducing stations.
Network activity indication by yellow LED (COM).
Unit fault indication by red LED (FAULT).
Electrical contact output with cumulative alarm or auxiliary siren control function.
CRIONET local network interface.
Remote transmission of alarms and measurements over PSTN or GSM telephone networks, using an optional integrated modem card or GSM kit and/or a CRIONET local network connection.
Alarm condition indication in compliance with ISO 7396-1 and EN 60601-1-8.

Applications
Local and remote monitoring
Automatic changeover control for service and emergency medical-gas pressure-reducing stations
Automatic changeover control for industrial-gas pressure-reducing stations

Technical Data
Power supply: 230 Vac, 50/60 Hz, P max 5 VA, 0.5 A fuse
Visual indication: 4-line x 20-character backlit display
Medium-priority alarm: yellow LED Ø 20 mm
High-priority alarm: high-efficiency red LED Ø 20 mm
Fault: red LED Ø 5 mm
Communication: yellow LED Ø 5 mm
Audible alarm: speaker with adjustable intensity, max. 95 dB at 1 metre
Inputs
– No. 4 analogue inputs, 4-20 mA:
Compatibility: two-wire 4-20 mA transmitters
Maximum open-circuit voltage: 24 Vdc
Short-circuit current: 25 mA
Resolution: 10 bit
– No. 10 digital inputs:
Compatibility: volt-free electrical contacts
Maximum open-circuit voltage: 15 Vdc
Maximum short-circuit current: 15 mA
Alarm output: No. 1 relay contact, configurable as N.O. or N.C., Vmax = 250 Vdc/Vac; Imax = 100 mA
External enclosure: IP65 wall-mounted white plastic housing, dimensions 310 x 2510 x (h) 140 mm
Local network interface: isolated bidirectional RS 485, CRIONET protocol
Optional communication boards: telephone modem for analogue PSTN line or modem interface
Weight: 4,100 g
Operating temperature: 0…65°C
Certifications and standards: CEI-EN50081-1, CEI-EN50082-1, CEI-EN60601-1, Directive 73/23/EC, Directive 89/336/EC