Hioki LR8450 - Page 15

15
Other specications about thermocouple measurement
Reference junction compen-
sation: Internal/external
At INT RJC, total accuracy = add ± 0.5˚C
Thermocouple burnout
detection: ON/OFF
System will check for burnout at each data refresh interval
during thermocouple measurement. (10 ms interval not
available)
U8550, U8551, U8552, LR8531 Only Input specications
Humidity (use Humidity Sensor Z2000)
Range Maximum resolution Measurable range
100% rh f.s. 0.1% rh 5.0% rh to 95.0% rh
Humidity sensor Z2000 accuracy
100
-40 0 10 20 30 40 50 85
0
5
20
40
60
80
95
±10% rh ±8% rh ±10% rh
±8% rh ±6% rh ±8% rh
±6% rh ±5% rh ±6% rh
Relative humidity (% RH)
Temperature (°C)
Outside guarantee range Outside guarantee range
If the humidity value lies on a boundary line, the better of the two
regions’ measurement accuracy values applies.
U8551, LR8531 Only Input specications
Temperature
RTD
Connection: 3-wire/4-wire, Measurement current: 1 mA (Pt100, Jpt100),
0.1 mA (Pt1000)
Standards: Pt100,Pt1000:JIS C1604-2013,IEC751 JPt100:JIS C1604-1989
Type Range Maximum resolution Measurable range Measurement accuracy
Pt100
100°C f.s. 0.01°C -100°C to 100°C ±0.5°C
500°C f.s. 0.05°C -200°C to 500°C ±0.7°C
2000°C f.s. 0.1°C -200°C to 800°C ±0.9°C
JPt100
100°C f.s. 0.01°C -100°C to 100°C ±0.5°C
500°C f.s. 0.05°C -200°C to 500°C ±0.7°C
2000°C f.s. 0.1°C -200°C to 500°C ±0.9°C
Pt1000
100°C f.s. 0.01°C -100°C to 100°C ±0.5°C
500°C f.s. 0.05°C -200°C to 500°C ±0.7°C
2000°C f.s. 0.1°C -200°C to 800°C ±0.9°C
*When using Pt1000, data refresh intervals of 10ms, 20m, and 50ms are not available.
Resistance
Connection: 4-wire; measurement current: 1 mA
Range Maximum resolution Measurable range Measurement accuracy
10 Ω f.s. 0.5 mΩ 0 Ω to 10 Ω ±10 mΩ
20 Ω f.s. 1 mΩ 0 Ω to 20 Ω ±20 mΩ
100
Ω f.s. 5 mΩ 0 Ω to 100 Ω ±100 mΩ
200 Ω f.s. 10 mΩ 0 Ω to 200 Ω ±200 mΩ
HIGH SPEED VOLTAGE UNIT
U8553
WIRELESS HIGH SPEED VOLTAGE UNIT
LR8531
(Accuracy guaranteed for 1 year, Post-adjustment accuracy guaranteed for 1 year)
General specications
Number of input channels 5 (voltage only)
Input terminals M3 screw-type terminal block (2 terminals per channel),
outtted with terminal block cover
Measurement target Voltage
Input type Scanning by semiconductor relays, all channels isolated
A/D resolution 16 bits
Maximum input voltage ±100 V DC (maximum voltage between input terminals without
causing damage)
Maximum channel-to-
channel voltage
300 V DC (maximum voltage between input channels without
causing damage)
*Channels are isolated from each other with semiconductor relays.
Never allow a voltage exceeding the product specications, for
example a lightning surge, to be applied across channels as doing
so may cause the semiconductor relays to short.
Maximum rated termi-
nal-to-ground voltage
300 V AC, DC (maximum voltage between input channel and chas-
sis, or between modules, without causing damage)
Input resistance 1MΩ±5%
Allowable signal
source resistance
100Ω or less
Data refresh interval 1 ms to 10 s (13 selectable levels)
Digital lters Digital lter cutoff frequency is automatically set to data refresh
interval, burnout detection setting, and power supply frequency
lter setting.
Dimensions
U8553: Approx. 134W × 70H × 63D mm (5.28″W × 2.76″H × 2.48″D)
LR8531: Approx. 154W × 106H × 57D mm (6.06″W × 4.17″H × 2.24″D)
Mass U8553: Approx. 237 g (8.4 oz.)
LR8531: Approx. 370 g (13.1 oz.) (including Z3230 Wireless LAN Adapter)
Analog input specications
(23 ±5˚C/73 ±9˚F, 80% rh or less, after 30 minutes of warm-up and zero-adjustment, with
the 50 Hz/60 Hz cut-off setting selected)
Measurement
target
Range Maximum
resolution
Measurable
range
Measurement
accuracy
Voltage 100 mV f.s. 5 μV -100 mV to 100 mV ±100 μV
200 mV f.s. 10 μV -200 mV to 200 mV ±200 μV
1 V f.s. 50 μV -1 V to 1 V ±1 mV
2 V f.s. 100 μV -2 V to 2 V ±2 mV
10 V f.s. 500 μV -10 V to 10 V ±10 mV
20 V f.s. 1 mV -20 V to 20 V ±20 mV
100 V f.s. 5 mV -100 V to 100 V ±100 mV
1-5 V f.s. 500 μV 1 V to 5 V ±10 mV
STRAIN UNIT U8554 WIRELESS STRAIN UNIT LR8534
(Accuracy guaranteed for 1 year, Post-adjustment accuracy guaranteed for 1 year)
General specications
Number of input
channels
5 (Set voltage or strain for each channel.)
Input terminals Push-button type terminal block (5 terminals per channel), outtted with
terminal block cover, Set DIP switches according to measurement target.
Measurement
target
Voltage
Strain Strain gage-type converter
Strain gage
1-gage method (2-wire setup), 1-gage method (3-wire setup),
2-gage method (adjacent sides), 4-gage method
Adaptive gage
resistance
1-gage method, 2-gage method: 120 Ω
(external bridge box required for 350 Ω)
4-gage method: 120 Ω to 1 kΩ
Gage ratio 2.0 (xed)
Bridge voltage 2 V ±0.05 V DC
Balance
adjustment
Method Electronic auto-balancing
Range Voltage: ±20 mV or less (1 mV f.s. to 20 mV f.s. range),
±200 mV or less (50 mV f.s. to 200 mV f.s. range)
Strain:
±20,000 με or less (1000 με f.s. to 20,000 με f.s.
range), ±200,000 με or less (50,000 με f.s. to 200,000
με f.s. range)
Input type Balanced dif
ferential input, Simultaneous sampling of all channels
(non-isolated channels)
A/D resolution 16bit
Maximum input
voltage
±0.5 V DC (maximum voltage between input terminals without causing damage)
Maximum channel-
to-channel voltage
Non-isolated (all channels share common GND)
Maximum rated
terminal-to-ground
voltage
30 Vrms AC or 60 V DC (maximum voltage between input channel and
chassis without causing damage)
Input resistance 2 MΩ ±5%
Data refresh interval 1 ms to 10 s (13 selectable levels)
Low-pass lter Cutoff frequency: −3 dB ±30%
Auto, 120, 60, 30, 15, 8, 4 (Hz)
Auto: Cutoff frequency of low-pass lter is automatically set based on
set data refresh interval.
Attenuation characteristics: 5th-order Butterworth lter, −30 dB/oct
Dimensions
U8554: Approx. 134W × 70H × 63D mm (5.28″W × 2.76″H × 2.48″D)
LR8534: Approx. 154W × 106H × 57D mm (6.06″W × 4.17″H × 2.24″D)
Mass U8554: Approx. 236 g (8.3 oz.)
LR8534: Approx. 372 g (13.1 oz.) (including Z3230 Wireless LAN Adapter)
Analog input specications
(23 ±5˚C/73 ±9˚F, 80% rh or less, auto-balance at least 30 minutes after power on, with
LPF set at 4 Hz)
Measure-
ment target
Range Maximum
resolution
Measurable range Measurement
accuracy
Voltage 1 mV f.s. 50 nV -1 mV to 1 mV ±9 μV
2 mV f.s. 100 nV -2 mV to 2 mV ±10 μV
5 mV f.s. 250 nV -5 mV to 5 mV ±25 μV
10 mV f.s. 500 nV -10 mV to 10 mV ±50 μV
20 mV f.s. 1 μV -20 mV to 20 mV ±100 μV
50 mV f.s. 2.5 μV -50 mV to 50 mV ±250 μV
100 mV f.s. 5 μV -100 mV to 100 mV ±500 μV
200 mV f.s. 10 μV -200 mV to 200 mV ±1 mV
Strain 1,000 με f.s. 0.05 με -1,000 με to 1,000 με ±9 με
2,000 με f.s. 0.1 με -2,000 με to 2,000 με ±10 με
5,000 με f.s. 0.25 με -5,000 με to 5,000 με ±25 με
10,000 με f.s. 0.5 με -10,000 με to 10,000 με ±50 με
20,000 με f.s. 1 με -20,000 με to 20,000 με ±100 με
50,000 με f.s. 2.5 με -50,000 με to 50,000 με ±250 με
100,000 με f.s. 5 με -100,000 με to 100,000 με ±500 με
200,000 με f.s. 10 με -200,000 με to 200,000 με ±1000 με
* Internal bridge resistance precision tolerance: ±0.01%; temperature characteristics: ±2 ppm/°C
* Measurement accuracy does not include internal bridge resistance tolerance and temperature
characteristics
ES France - Département Tests & Mesures - 127 rue de Buzenval BP 26 - 92380 Garches
Tél. 01 47 95 99 45 - Fax. 01 47 01 16 22 - e-mail: tem@es-france.com - Site Web: www.es-france.com