16-CH Temperature/Voltage Input Module (720221)
Item Specifications
Standard operating conditions Temperature: 23 ± 5°C
Humidity: 20 to 80% RH
After a 30 minute warm-up and after calibration
Function Temperature (thermocouple) or voltage measurement (DC coupling)
Effective measurement range [Voltage measurement] 20 div (display range: 10 div)
Number of input sub channels 16
Input coupling settings TC, DC, OFF, GND
TC: Temperature (thermocouple) measurement
DC: Voltage measurement (DC coupling). Can be set separately for each sub channel
Data update period 100 ms, 300 ms, 1 s, 3 s
Input type Isolated unbalanced
Measurement range/accuracy
1
For the thermocouple standards,
see the 701261 specifications.
[Voltage
measurement]
Voltage sensitivity: 1 mV/div to 2 V/div (1-2-5 steps)
Voltage accuracy: ±(0.15% of 10 div)
[Temperature measurement]
2
Type Measurement Range Accuracy
K
E
J
T
L
U
N
−200 to 1300°C
−200 to 800°C
−200 to 1100°C
−200 to 400°C
−200 to 900°C
−200 to 400°C
0 to 1300°C
±(0.1% of reading + 1.5°C)
Except ±(0.2% of reading + 1.5°C) for
−200°C to 0°C
R
S
0 to 1700°C
0 to 1700°C
±(0.1% of reading + 3°C)
Except, 0 to 200°C: ±8°C
200 to 800°C: ±5°C
B 0 to 1800°C ±(0.1% of reading + 2°C)
Except, 400 to 700°C: ±8°C
Effective range is 400 to 1800°C
W 0 to 2300°C ±(0.1% of reading + 3°C)
Au7Fe
3
0 to 300K 0 to 50K: ±4K
50 to 300K: ±2.5K
Maximum input voltage
4
(at a frequency of 1 kHz or less)
Both temperature and voltage input: 42 V (DC + ACpeak)
Maximum rated voltage to ground
5
Between input and case
Between inputs
(at a frequency of 1 kHz or less)
Both temperature and voltage input: 42 V (DC + ACpeak) (CAT II, 30 Vrms)
Vertical resolution [Voltage measurement] During voltage input: 2400 LSB/ div
[Temperature measurement] When measuring temperature: 0.1°C
Common mode rejection ratio [Voltage measurement] 100 dB or more (50/60 Hz) (typical value
6
)
[Temperature measurement] 140 dB or more (50/60 Hz, at 3 s data update interval) (typical
value
6
)
Residual noise level
(input section shorted)
±0.01 div (typical value
6
)
A/D converter resolution [Voltage measurement] 16 bits (2400 LSB/div)
Temperature coefficient Zero point: ±(0.025% of 10 div)/°C (typical value
6
)
Gain: ±(0.01% of 10 div)/°C (typical value
6
)
Reference junction compensation
accuracy
(when the input terminal temperature
is balanced)
K, E, J, T, L, U, N: ±1°C
R, S, B, W: ±1.5°C
Au7Fe: ±1K
Bandwidth limit (typical value
6
)
(−3 dB point)
Data update period 100 ms: 600 Hz
300 ms: 200 Hz
1 s: 50 Hz
3 s: 10 Hz
Input connector Screw type
Input impedance Approx. 1 MΩ
Interference between sub channels 100 dB or more (50/60 Hz) (typical value
6
)
External scanner box Model number: 701953, built-in reference junction
Length of included cable: 1 m, 3 m (selectable)
6.13 Module Specifications