Technical Specifications - gefran GEFLEX GFX-M1 Series Operating Instructions And Warnings

Inputs
Accuracy main input
(configurable digital filter)
Type TC (Thermocouples) (ITS90)
Cold junction error
RTD type (scale settable in indicated range,
with/without decimal point) (ITS90)
Max. line resistance for RTD
Accuracy current transformer input
Current transformer input
Accuracy voltage transformer input
Voltage transformer
Functionality
°C / °F selection
Linear scale ranges
Action - Control outputs
Max. power limit heat / cool
Cycle time - Softstart
Fault power setting
Automatic blanking
Configurable alarms
Outputs
2 continuous outputs
Power supply
Serial
Protocol for Geflex master
Optional field bus protocols
General characteristics
Working / storage temperature range
Relative humidity
SSR
Rated working voltage
Non-repetitive voltage
Switching voltage for zero
Rated frequency
Rated current AC1
Non-repetitive overcurrent (t=20ms)
I t for blowout (t=1...10ms)
2
dv/dt critical with output deactivated
Rated isolation voltage IN/OUT
Working temperature
80331F_MHW_GFX-25/120A_05-2014_ENG
13 • TECHNICAL SPECIFICATIONS
0,2% f.s. ±1 scale points at 25°C ambient temperature
Thermal drift 0,005% f.s. / °C
Main input TC, RTD 60mV,1V Ri≥1MΩ; 20mA Ri=50Ω
Sampling time 120 msec.
J, K, R, S, T, (IEC 584-1, CEI EN 60584-1, 60584-2)
a custom linearization can be inserted
0,1° / °C
DIN 43760 (Pt100), JPT100
20Ω
1% f.s. ± 1 scale points at 25°C ambient temperature
Internal CT 0...120A Sampling time 480msec. (1 fase), 1440msec. (3 fasi)
10% f.s. ± 1 scale points at 25°C ambient temperature on the range 0...100Vac and 400...500Vac
5% f.s. ± 1 scale point at 25°C ambient temperature on the range 100...400Vac
Internal VT 0...500Vac. Sampling time 480msec (1 fase), 1440msec (3 fasi)
Logic input 24V, 8mA
Safety Detection of short circuit or opening of probes, LBA alarm, HB alarm
Configurable
-1999...9999
Controls Pid, Autotune, on-off
pb - dt - it 0,0...999,9 % - 0,00...99,99 min - 0,00...99,99 min
heat / cool - on / off, PWM, GTT
0,0...100,0 %
0...200 sec - 0,0...500,0 min
-100,0...100,0 %
Maintains sampling of process variable PV; when active, disables the control
Up to 4 alarm functions assignable to an output and configurable of type: maximum, minimum,
symmetrical, absolute/relative, LBA, HB
Alarm masking Exclusion during warm up memory, reset from digital input
2 relay outputs NO, 3A, 250V cosj=1
2 logic outputs 24Vdc, 35mA
0/2...10V, 0/4...20mA su 500Ω max.
Power supply 24Vdc ±25%, 5W max. Remote class 2 source or limited current
Serial interface RS485, optoisolated
Baude rate 1200, 2400, 4800, 9600, 19200
MODBUS RTU
CANopen 10K...1Mbit/sec PROFIBUS DP 9,6...12Mbit/sec
Indications 3 LEDs (diagnostics) + lamp (presence of high voltage)
Protection IP20
0...40°C / -20...70°C; Maximum surrounding air temperature 40°C
20...85% Ur not condensing
Barra DIN EN50022 or pannel from 5MA screws
Installation
25A
Weight max 650gr 850gr
Nominal voltage 480Vac
24...253Vac
1200Vp
≤ 20V
50...60Hz
25A 40A
≤ 400A ≤ 600A
≤ 645A s ≤ 1010A
2
1000V/ms
4000V
see dissipation curves
40A 60A 75A
1300gr 1500gr
60A 75A
≤ 1150A ≤ 1500A
s ≤ 6600A s ≤ 8000A
2 2
90A 120A
1500gr 1600gr
90A/120A
≤ 1500A
s ≤ 11200A s
2 2
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