11.1 LR8400-20, LR8401-20, LR8402-20 Memory HiLogger Specifications
235
3
Cha
p
te
r 1
1
S
p
ec
ifica
tions
11
(3) Inputs
∗
1: LR8500 Voltage/Temp Unit only,
∗
2: LR8501 Universal Unit only,
∗
3: With both LR8500 Voltage/Temp Unit or LR8501 Universal Unit
Auto setup function
Setting configurations can be automatically loaded from removable stor-
age upon power-on.
When setting configurations are stored on both CF card and USB flash
drive, the CF card has priority.
Inadvertent START/
STOP prevention
Displays a confirmation message when pressing
START
/
STOP
keys.
Confirmation message
Select enable/disable (Default: enabled)
Key-Lock function
Disables key operations
(Hold cursor left and right keys for three second to enable/disable.)
Beeper
On/Off
Other Functions
No. of Input Channels
Analog
30 channels
Up to two measurement input units (LR8500 Voltage/Temp Unit or
LR8501 Universal Unit) can be added (for up to 60 channels).
Pulse/Digital
8 channels (each channel selectable for pulse or digital input)
Analog input
Terminal block
M3 screw type terminal block (2 terminals per channel) Terminal block
cover mounting
∗
1
Push-button terminals (4 terminals per channel) Terminal block cover
mounting
∗
2
Maximum input volt-
age
DC ±100 V
∗
3
Max. inter-channel
voltage
250 VDC
∗
1
300 VDC
∗
2
(However, RTD and resistance channels are not isolated.)
Maximum rated volt-
age to earth
300 VAC, DC (between each input channel and chassis)
∗
3
Measurement category II
∗
3
Anticipated transient overvoltage 2500 V
∗
3
Measurement object
Voltage
∗
3
Thermocouple (K, J, E, T, N, R, S, B, W)
∗
3
RTDs (Pt100, JPt100)
(Connection: 3- or 4-wire configuration, Measurement current: 1 mA)
∗
2
Resistance (Connection: 4-wire configuration, Measurement current: 1 mA)
∗
2
Humidity (Only with Hioki Z2000 Humidity Sensor)
∗
3
Содержание LR8400-20
Страница 1: ......
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Страница 26: ...Operating Precautions 14...
Страница 96: ...3 9 Viewing and Editing with the All Channel Settings List 84...
Страница 112: ...4 3 Marking Waveforms and Searching Marks Search Function 100...
Страница 156: ...6 5 Transferring Data to a PC USB Drive Mode 144...
Страница 238: ...10 8 About Communications Commands 226...
Страница 256: ...11 3 LR8501 Universal Unit Specifications 244...
Страница 262: ...12 3 Disposing of the HiLogger 250...
Страница 296: ...Index Index 4...
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