Pentair Goyen Mecair FFA, Инструкция по установке и эксплуатации, Страница: 18 / 44

12 INSTALLATION AND OPERATION MANUAL – OWNER'S RECORD FFA MANUAL – FILTER FAILURE ALARM
5.3 CONTROL UNIT SPECIFICATION
FFA CONTROL UNIT
Controller type FFA Controller
Weight 1.2 kg (2.7 lb)
Display 2.8 ″ colour LCD, 4:3 ratio
ENCLOSURE
Ambient temperature range –20 to +50°C (–4 to 120°F)
Dimensions
W 200
×
H 124 x 81 mm (8
×
5
×
3.2 in.), incl. glands
Protection rating IP66
Material Die-cast aluminium LM6M (epoxy coated)
Cable entries 3 × M16 cable glands
1
×
M20 cable gland (for mains power supply)
INPUTS/OUTPUTS
Outputs 1 × Sensor connector (power/comms)
1 × 4–20 mA output:
• SPCO, 250 Ω
• isolated
2
× Alarm relays:
• solid state
• volt-free SPCO
• current rating 0.5 A @24 V DC per contact
POWER REQUIREMENTS
Power supply voltage 80–230 V AC, 50/60 Hz
5.3.1 Dimensioned Drawings – Control Unit
5.4 CABLING
All cabling must be suitable for use in hazardous zones.
All cabling should be rated for use up to +65°C (150°F) at least to allow for an ambient temperature of up to +50°C (120°F).
Cables supplied by Goyen | Mecair meet these requirements.
For special instructions and requirements relating to the installation of sensors in hazardous zones refer to the Sensor
Safety Description on page 7 and to the System Installation section on page 14.
5.4.1 Power Supply Cable Specification
WARNING !
A suitable approved and rated mains isolation device (and separate fuse) must be clearly marked and
installed close to the control unit (within a 2 m/6½ ft radius), so that it is accessible when at the unit.
The contact gap of the disconnect device must be at least 3 mm.
For mains power connections use an appropriate cable with a conductor area range from 0.75–2.5 mm², solid or
stranded, in accordance with your local regulations.