Pixsys ATR 421 - Hardware Features; Software Features

8 ATR 421 - User manual
2.2 Hardware features
Analogue inputs
AI1 - Con gurable via
software Thermocouples:
type K,S,R,J,E,N. Automa-
tic compensation of cold
junction from 0…50 °C.
Thermoresistances: PT100,
Input V/mA: 0-10V,
0-20mA, 4-20mA.
AI2 Feedback potentio-
meter input for motorized
valves (max. 150 KΩ).
Tolerance (25°C)
+/-0.2 % ± 1 digit for thermo-
couple,
thermoresistance
and V/mA.
Cold junction accuracy
0.1°C/°C
Impedance:
0-10V: Ri>110KΩ
0-20mA: Ri<5Ω
4-20mA: Ri<5Ω
Relay outputs
Con gurable as control and
alarm output.
Contacts:
8A-250V~ for resistive
charges.
Output +24V SSR and sensor supply
• 24Vdc-45mA to
115...230Vac
• 24Vdc-25mA to 24Vac/dc
Output SSR
Con gurable as control and
alarm output.
24Vdc
Output V/I
Con gurable as control ou-
tput, alarm, retransmission
of process or setpoint.
Con gurable:
0-10V (9500 points)
0-20mA (7500 points)
4-20mA (6000 points)
Supply
Extended range
24…230Vac/Vdc ±15%
50/60Hz
Consumption: 5.5VA
2.3 Software features
Control algori-
thms
ON-OFF with hysteresis.
P, PI, PID, PD time proportioned.
Proportional
band
0...9999°C o °F
Integral time 0,0...999,9 sec (0 excludes)
Derivative time 0,0...999,9 sec (0 excludes)
Controller fun-
ctions
Manual or automatic tuning, selectable alarms, special
functions for gas/electric kilns.