Appendix 2
Ref: REFLEX/SCANFLEX MANUAL
EDITION 1: JULY ’97 57
RFLFLEX
CONTROLLER
SPECIFICATION
Enclosure : IP65 and NEMA 4X polycarbonate, hinged lid.
Dimensions : 240H x 160W x 90Dmm
Weight : 1.75Kg
Power Supply : 110/230V AC +/- 10% selected automatically. 50/60Hz,
12VA. 24V DC +20% -10%, 9Watt separate terminals.
Fuse Rating : F5 T160mA for ac supply
F6 T315mA for 24V dc supply
F1 & F2 T80ma
Range : Up to 50m (depending on transducer)
Accuracy : +/- 0.25% of measured distance from the transducer at
constant temperature of 20
o
C.
Ambient Temperature : -40
o
C to +70
o
C
Calibration : Integral keypad with security code
Resolution : 2mm or 0.1% of range , whichever is greater
Outputs : Analogue : 4-20mA into 750 ohms. 16 bit. Short circuit protected and
opto-isolated on ac powered units. Non isolated on 24V dc
units. Maximum allowable degradation of signal 2% under
extremes of transient and constant conducted immunity test
to EN50082
Relays : 5 multi-function SPDT relays rated 8A/230Vac/30Vdc
resistive, with gold contact.
Serial : Channel 1 RS232. Available to customer
Channel 2 RS485. Used by system in multipoint mode.
Indication : Graphics LCD module (120 x 32 dot)
5 red LED's to indicate relay status
Failsafe : High, Low, Hold
Failsafe Time : Adjustable. Specified as time since last valid echo
received on a point.
Rate of Change : Fully adjustable (Pr.7) (0.1 to 4m/min)
Blanking : Fully adjustable (Pr.6) min 0.3m depending on
transducer
Optional Temperature Sensor : Reduces ambient temperature errors from 0.17%/deg C
of measured distance to 0.01%/deg C
Terminals : 2 part screw terminals.
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