M800S/M80/E80 Series Connection and Setup Manual
4 General Specifications
147
IB-1501269-J
(a-4) Outline of resistance temperature detector input circuit
Input circuit
Input conditions
Set the input signal within the range as shown in the conditions below.
(Note) Refer to "(a-5) Supplement: Overall precision of temperature measurement".
Input temperature range -50°C to +300°C
Resolution 0.1°C (Normal mode) or 0.03°C (High resolution mode)
Max. input delay (AI input to R register
output)
40ms
Disconnection detection function Provided
Precision (Note)
Pt100
± 1.5°C (Measurement temperature -50 to +150°C)
± 1.8°C (Measurement temperature +150 to +300°C)
Pt1000
± 1.8°C (Measurement temperature -50 to +150°C)
± 2.2°C (Measurement temperature +150 to +300°C)
ADC
AI
A
a
FG
FCU8-DX409
B
b
FG
SG
ADC
AI
A
a
FG
FCU8-DX409
B
b
FG
SG
Constant
current
source
Resistance
temperature
detector
Resistance
temperature
detector
<3-wire type>
<4-wire type>
Constant
current
source