By led with green led when error <1% (see page 18)
29
6 - Technical specification
6 TECHNICAL SPECIFICATIONS
Features
(at 25°C enviromental temp.)
Total configurability
see par. 3.2 pag. 16
par. 4.6 pag. 26
PV Input
(see pag.13 and pag. 16)
Description
From keypad or serial communication the user selects: the type of input - the associated functions
and the corresponding outputs - the type of control algorithm - the type of output and the safe condi-
tions - the type and functionality of the alarms - the values of all the control parameters.
Common
characteristics
A/D converter with resolution of 50000 points
Update measurement time: 0.2 seconds
Sampling time: 0.5 seconds
Input bias: - 60…+ 60 digit
Input filter with enable/disable: 1…30 seconds
Accuracy
0.25% ±1 digits for temperature sensors
0.1% ±1 digits (for mV and mA)
Between 100…240Vac
the error is minimal
Resistance
thermometer
Pt100Ω at 0°C (IEC 751)
°C/°F selectable
2 or 3 wires connection
Max. wire Resistance:
20Ω (3 wires)
Input drift:
0.35°C/10° Env. Temp.
<0.35°C/10Ω Wire Res.
Thermocouple
L, J, T, K, S (IEC 584)
°C/°F selectable
Internal cold junction
compensation in °C/°F
Max. wire Res.: 150Ω max.
Input drift:
<2µV/°C Env. Temp.
<5µV/10Ω Wire Res.
DC input
(current)
4…20mA,0...20mA
with 2.5Ω external shunt
Rj >10MΩ
Engineering units
Conf. decimal point position
Init. Sc. -999…9999
Full Sc. -999…9999
(min. range of 100 digits)
Input drift:
<0.1%/20°C Env. Temp.
DC input
(voltage)
10…50mV, 0...50mV
Rj >10MΩ
Error indicator
M1UK.ed5 14-05-2009 14:56 Pagina 29
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