Technical Specifications - ascon M3 Series User Manual

7 - Technical specification
7

TECHNICAL SPECIFICATIONS

Features
Description
(at 25°C environmental temp.)
From keypad or serial communication the user selects:
Total configurability
- the type of input
(see par. 3.2 page 18
- the type of control algorithm
par. 4.6 page 35
- the type and functionality of the alarms - the values of all the control parameters.
Common
characteristics
Accuracy
Resistance
thermometer
PV Input
(for ∆T: R1+R2
(see page11,12 and
must be <320Ω)
page 18)
Thermocouple
DC input (current)
DC input (voltage)
44
- the associated functions and the corresponding outputs
- the type of output and the safe conditions
A/D converter with resolution of 50.000 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
0.25% ± 1 digits for temperature sensors
0.1% ± 1 digits (for mV and mA)
2 or 3 wires
Pt100Ω at 0°C
connection
(IEC 751)
Burnout
°C/°F selectable
(with any combination)
L,J,T,K,S Internal cold junction
(IEC 584) compensation con NTC
Rj >10MΩ Error 1°C/20°C ±0.5°C
°C/°F selectable Burnout
4...20mA,0-20mA
Engineering units
with external shunt 2.5Ω
Conf. decimal point position
Rj >10MΩ
Init. Sc -999...9999
Full Sc. -999...9999
10...50mV, 0-50mV
(min. range of 100 digits)
Rj >10MΩ
~
Between 100...240V
the error is minimal
Max. wire Res: 20Ω max
(3 wires)
Sensitivity: 0.35°C/10° E.
T. <0.35°C / 10Ω Wire Res.
Line: 150Ω max
Input drift:
<2µV/°C.Env. Temp
<5µV / 10Ω Wire Res.
Input drift:
<0.1% / 20°C Env. Temp.