Hioki MEMORY HiLOGGER LR8450 Instruction Manual page 359

Wireless Module Specifications
Options
2. Input, output, and measurement specifications
-1. Basic specifications
Number of input
channels
Input terminals
Measurement target
Input type
A/D resolution
Maximum input
voltage
Maximum channel-to-
channel voltage
Maximum rated
terminal-to-ground
voltage
Input resistance
Allowable signal
source resistance
Reference junction
compensation
Thermocouple wire
break detection
Data refresh interval
Find Quality Products Online at:
Z3230 Wireless LAN Adapter
Z1008 AC Adapter (3-prong grounded-type [2-pole] power cord)
Z1007 Battery Pack
C1012 Carrying Case
30 channels (Set voltage or thermocouple for each channel.)
Push-button type terminal block (2 terminals per channel), outfitted with terminal block
cover
Voltage
Thermocouples (K, J, E, T, N, R, S, B, C)
Scanning by semiconductor relays, floating unbalanced input
All channels isolated
16 bits
±100 V DC
300 V DC
300 V AC, DC (Measurement Category II)
Between any input channel (+, −) and the enclosure
Anticipated transient overvoltage: 2500 V
Ω
10 M or greater (10 mV f.s. to 2 V f.s. voltage ranges, all thermocouple ranges)
Ω
1 M ±5% (10 V f.s. to 100 V f.s. voltage ranges, 1-5 V f.s. voltage range)
Ω
1 k or less
Internal/external (user-selectable) (during thermocouple measurement)
The system will check for wire breaks at the date refresh intervals during thermocouple
measurement.
On/Off (user-selectable) (set for entire module)
Detection current: 5 μA ±20%
No current flows while acquiring measurement data.
(When the data refresh interval is set to 10 ms, the setting is not available.
When the data refresh interval is set to 20 ms and 16 channels or more are used, the
setting is not available.)
1 2
10 ms* , 20 ms* , 50 ms, 100 ms, 200 ms, 500 ms, 1 s, 2 s, 5 s, 10 s
*1: Setting available when thermocouple wire break detection is disabled and between 1
and 15 channels are used.
*2: Setting available when thermocouple wire break detection is disabled and between
16 and 30 channels are used. Alternatively, setting available when thermocouple wire
break detection is enabled and between 1 and 15 channels are used.
GlobalTestSupply
www. .com
sales@GlobalTestSupply.com