YOKOGAWA SL1400 - Page 537

18-25
IM 701240-01E
Specifications
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App
Index
Temperature, High Precision Voltage Isolation Module (701265) Specifications
Item Specifications
Standard operating Temperature: 23±5°C
conditions Humidity: 20 to 80%RH
After a 30-minute warm-up and after calibration
Function Temperature (thermocouple) or voltage measurement (switchable)
Number of input channels 2
Input coupling TC, DC, and GND
TC: Temperature (thermocouple) measurement
DC: Voltage measurement (DC coupling)
Data update rate 500 Hz
Input format Isolated unbalanced
Measurement range [Voltage measurement] Voltage sensitivity: 1 mV to 100 V range (1-2-5 steps)
[Temperature measurement] Thermocouple: K, E, J, T, L, U, N, R, S, B, W, and Au7Fe
Measurement [Voltage measurement] Voltage sensitivity: 1 mV to 100 V range (1-2-5 steps)
range/accuracy
1
Voltage accuracy: ±(0.08% of range + 2 µV)
[Temperature measurement]
2
Type Measurement Range Accuracy
K –200 to 1300°C ±(0.1% of reading + 1.5°C)
E –200 to 800°C Except ±(0.2% of reading + 1.5°C) for –200 to 0°C
J –200 to 1100°C
T –200 to 400°C
L –200 to 900°C
U –200 to 400°C
N0 to 1300°C
R0 to 1700°C ±(0.1% of reading + 3°C)
S0 to 1700°C Except ±8°C for 0 to 200°C
±5°C for 200 to 800°C
B0 to 1800°C ±(0.1% of reading + 2°C)
Except ±8°C for 400 to 700°C
Effective range is 400 to 1800°C
W0 to 2300°C ±(0.1% of reading + 3°C)
Au7Fe
3
0 to 300K 0 to 50K: ±4K
50 to 300K: ±2.5K
Frequency characteristics
1
(–3 dB point when a sine wave with an amplitude equivalent to 60% of the range is applied)
[Voltage measurement]: DC-100 Hz
[Temperature measurement]: DC-100 Hz
Maximum input voltage
4
(at a frequency of 1 kHz or less)
42 V (DC+ACpeak) for both temperature and voltage input
Maximum allowable common mode voltage
5
(at a frequency of 1 kHz or less)
42 V (DC+ACpeak) (CAT II, 30 Vrms) for both temperature and voltage input
Vertical resolution [Voltage measurement]: During voltage input: 24000 LSB/range
[Temperature measurement]: When measuring temperature: 0.1°C
Input connector Binding post
Input impedance Approx. 1 MΩ
Common mode rejection ratio
[Voltage measurement]: 80 dB or more (50/60 Hz) (typical
6
)
[Temperature measurement]: 120 dB or more (50/60 Hz, with 2-Hz filter ON, signal source
resistance of 500 Ω or less) (typical
6
)
Residual noise level (input section shorted)
[Voltage measurement] ±4 µV or ±0.1% of the range, whichever is greater (typical
6
)
A/D conversion resolution [Voltage measurement]: 16 bits (24000 LSB/range)
Twice the measurement range
Temperature coefficient Zero point: ±(0.01% of range)/°C + 0.05 µV/C°C (typical
6
)
[Voltage measurement] Gain: ±(0.02% of range)/°C (typical
6
)
18.12 Module Specifications