
8. SPECIFICATIONS
IMSRM02-E6
95
8.2 TIO Module
8.2.1 Temperature control module (TIO-A, B, C, D, P)
Input
Number of inputs:
1 channel or 2 channels
Isolated between each channel and between input and output
Input type:
Thermocouple input: K, J, R, S, B, E, T, N, PLII, W5Re/W26Re,
U, L
RTD input:
JPt100, Pt100
Specify when ordering
Input range:
See
Input Range Table (P. 9)
Specify when ordering
Resolution:
1
°
C (
°
F) or 0.1
°
C (
°
F)
Sampling cycle:
0.5 seconds
Signal source resistance effect:
Approx. 0.35
µ
V/
Ω
(Only for thermocouple input)
Input impedance:
1 M
Ω
or more (Only for thermocouple input)
Sensor current:
Approx. 0.25 mA (Only for RTD input)
Allowable influence of input lead:
20
Ω
or less (Only for RTD input)
Input filter:
First order lag digital filter
Time constant: Settable from 1 to 100 seconds
(Setting
0
: Filter off)
PV bias:
-5.00 to +5.00 % of span
Action at input break:
Upscale
Performance
Measured accuracy:
±
0.3 % of span
±
1 digit
However, the accuracy of a thermocouple B type input of
0 to 399
°
C (0 to 799
°
F) is not guaranteed.
Cold junction temperature compensation error:
Within
±
1.0
°
C (Range of 0 to 50
°
C)
Within
±
2.0
°
C between -100 to -150
°
C
Within
±
3.0
°
C between -150 to -200
°
C
Only for thermocouple input
Control action
Control method:
ON/OFF action (Only for TIO-A and B types)
Brilliant PID control (PI control can also be used.)
Control cycle:
0.5 seconds
Other functions:
Overshoot prevention function (RFB limiter method)
Enhanced autotuning function (Excluding TIO-C and D types)
Fuzzy function (Only for TIO-P type)
Содержание SR Mini System
Страница 2: ...All Rights Reserved Copyright 1994 RKC INSTRUMENT INC...
Страница 110: ...104 IMSRM02 E6 MEMO...
Страница 111: ...The 1st edition Nov 1994 The 6th edition Aug 2000...