Technical specifications - LoggitoLab

All data for the LoggitoLab device at a glance

Connection variant8 AI-RTD8TC4 AI-RTD 4TC
Analog
inputs
(mV, mA, thermocouples, RTDs)
8 (max. 4 Pt100(0))         04 (max. 2 RTD)
Analog inputs (thermocouples)084
Total sampling rate0.1 Hz .. 500 Hz
Voltage measurement range±78 mV .. ±10 V
Current measuring range0 .. 20 mA / 4 .. 20 mA / ±20 mA / any (with freely selectable external shunts)
Resistance measurement range0 .. 49 kΩ
Resolution/Type ADC24 bit Sigma-Delta
Input impedance> 5GΩ
Dielectric withstand voltage (tolerable overvoltage)±24 VDC
Max. differential voltage channel to channel±24 VDC
Galvanic isolation against FE±400 VDC
Measuring accuracy voltage, current0.01% from upper range value
Measuring accuracy resistance measurement0.01% of the measuring range end value (4-wire connection),
0.1% of the measuring range end value (3-wire connection after additional offset determination)
Measuring accuracy thermocouples*0.1 % from measuring range after sensor compensation
Measuring accuracy Pt 100 (4-wire connection)Measuring range -260 °C to 147 °C: 0.10 °C
Measuring range -260 °C to 596 °C: 0.10 °C
Measuring range -260 °C to 849 °C: 0.22 °C
Measuring accuracy Pt 1000 (4-wire connection)Measuring range -260 °C to 64 °C: 0.10 °C
Measuring range -260 °C to 408 °C: 0.10 °C
Measuring range -260°C to 849 °C: 0.18 °C

* These measuring accuracies apply to positive measuring temperatures (> 0°C). For measurements in the negative temperature range, we recommend calibration at the respective operating point.

Connection variant8 AI-RTD8TC4 AI-RTD 4TC
Digital / frequency inputs or rather
Digital / PWM outputs (switchable)
2    2   
Input signallow: 0 .. 1 V / high: 3.6 .. 100 VDC@3.5 mA
Frequency input measuring range0.2 Hz .. 500 Hz
Counter width64 bit
Max. switching voltage / current50 V / 2.5 A for 2 seconds, 250 mA continuous current
PWM basic frequency / duty cycle100 Hz / 1:20
Galvanic isolation± 400 VDC against FE / other channel groups
Module typeLoggitoLab LoggerLoggitoLab USB
Interfaces 
LAN100Base-TX          –
WLAN802.11b/g/n, max. 72 MBit/s (optional)          –
USB device – mini socket2.0 low-/full-/high-speed2.0 low-/full-speed
USB host – type A socket2.0 low-/full-/high-speed          –
Protocols 
TCP/IPModbus TCP Client (optional)
Modbus TCP Server
OPC UA Client (optional)
OPC UA Server
OPC UA HA Server (optional)
NTP, SMTP, PTP
          –
Data storage 
Internal16 GB (approx. 30 million measured values per GB)          –
ExternalUSB, NFS, CIFS, (S)FTP          –
General technical information 
Dimensionsapprox. L 150 mm x W 190 mm x H 80 mm
Weightapprox. 800 g
Temperature range-20 .. 60° C
Humiditymax. 90 % relative humidity, non-condensing
Supply voltage24 VDC / ± 10 %5 VDC (via mini USB connector)
Power consumption (without using aux. voltage)max. 7.5 Wattmax. 2.5 Watt

Status: 22.03.2024