1 product specifications, Product specifications -2, Rating and performance -2 – TOHO ELECTRONICS TTM200 User Manual
Page 233: 1 rating and performance
48-7009-E
7-2
7.1 Product specifications
7.1.1 Rating and performance
(1) Input section
1)
No. of input points
One point for TTM-204, and up to 2 points for TTM-205, 207 or 209
* The second point on TTM-205, 207 or 209 cannot be selected for thermocouple, resistance temperature detector or voltage 0 -
10 mV.
2)
Input type
① Input 1: Multi-input of thermocouple, resistance temperature detector, voltage and current
② Input 2: Multi-input of voltage and current (excluding voltage 0 - 10 mV)
3)
Input type switchover
Switchover of input type per setting
4)
Measurement temperature range
See the table 1.
5)
Setting temperature range
Identical to the measurement temperature range.
6)
Measurement resolution
See the table 1.
7)
Sampling cycle
0.2 seconds
8)
Input specifications
① Thermocouple input
a)
Measurement accuracy
In standard environment conditions (23 ± 10 °C)
Thermocouples of K, J, T, E, R, S, B and N:
Either larger ± (0.3 % + 1 digit) or ± 2 °C of the indicated value
Note: ±3 °C for -100 to 0 °C and ±4 °C for -200 to -100 °C
No specification for 400 °C or lower for B thermocouple
Thermocouples of U and L:
Either larger ± (0.3 % + 1 digit) or ± 4 °C of the indicated value
± 6 °C for 0 °C or lower
WRe 5-26: Either larger ± (0.6 % + 1 digit) or ± 4 °C of the indicated value
PR 40-20: ± 9.4 °C ± 1 digit
No accuracy specified for lower than 800 °C
PL II: Either larger ± (0.3 % + 1 digit) or ± 2 °C of the indicated value
b)
Effect from external resistance
Within 0.5 μV/1
c)
Input resistance
1 M
as standard
d)
Handling of disconnection
“ ” (overscale) displayed
Control output: Operating amount limiter lower limit
② Resistance temperature detector input
a)
Measurement accuracy
In standard environment conditions (23 ± 10 °C)
Either larger ± (0.3 % + 1 digit) or ± 0.9 °C of the indicated value
b)
Allowable conductor wire resistance
10
or less (per wire; 3 wires to be with identical resistance)
c)
Measurement current
2 mA
d)
Handling of disconnection
“ ” (overscale) displayed (for all of A, B and b)
Control output: Operating amount limiter lower limit
③ Voltage input and Current input
a)
0 - 1 VDC
I)
Measurement accuracy
In standard environment conditions (23 ± 10 °C), ± 0.3 % ± 1 digit of FS
II)
Input resistance
1 M
or larger
III) When disconnected
“ ” (underscale) displayed
Control output: Operating amount limiter lower limit
b)
0 - 5 VDC
I)
Measurement accuracy
In standard environment conditions (23 ± 10 °C), ± 0.3 % ± 1 digit of FS
II)
Input resistance
1 M
or larger
III) When disconnected
“ ” (underscale) displayed
Control output: Operating amount limiter lower limit
c)
1 - 5 VDC
I)
Measurement accuracy
In standard environment conditions (23 ± 10 °C), ± 0.3 % ± 1 digit of FS
II)
Input resistance
1 M
or larger
III) When disconnected
“ ” (underscale) displayed
Control output: Operating amount limiter lower limit