• 16-bit analog-to-digital converter
• 온도 보정
• 4 메가바이트 메모리
• 115,200bps 자동 보드 속도의 USB, 시리얼 인터페이스
• 10년 이상의 배터리 수명
• 구성, 기획, 다운로드, 분석 및 알람 레포트가 가능한 소프트웨어
• 설정 가능한 알람 컨트롤/전자극 컨트롤
• 폭넓은 샘플링 간격 선택 (20 ms - 12 hrs)
• 알루미늄 재질
• 습기, 부식, 곰팡이 방지를 위한 PCB 코팅

[Inputs]

Input Connection:

Pluggable terminal block for seven external channels, excitation controls and alarm outputs

Internal Channel:

On-board thermistor temperature (-40°C ~ 70°C, -40°F ~ 158°F)

External Chanenls:

Channel1: 20 Volt DC
Channel2: 10 Volt DC
Channel3: 5 Volt DC
Channel4: 2 Volt DC
Channel5: 4-20 mA
Channel6: 4-20 mA
Channel7: 4-20 mA

Resolution: 0.0018%

Accuracy:

Thermistor: ±0.2°C(0°C ~ 70°C, 32°F ~ 158°F)
LFM-1 voltage channel:
±0.15% @ 25°C from 0.1V and up
±0.5% @ 25°C from 0 to 0.1V
LFM-1 4 - 20mA current channel:
±0.15% FSR @ 25°C
LFM-1 50mA current channel:
±0.15% @ 25°C from 2.5mA to 50mA
±0.5% @ 25°C from 0 to 2.5mA
LFMB-1 voltage channel:
±0.05% @ 25°C for 20V, 10V, 5V channels
±0.1% @ 25°C for 2V channel
LFMB-1 current channel: ±0.1% FSR @ 25°C

Input Impedance for voltage channels: Over 1 MOhms

Overvoltage/overcurrent Protection:

For LFM-1: up to -3VDC ~ +40 VDC for voltage channels
up to ±100mA for current channels
For LFMB-1: up to ±40 VDC for voltage channels
up to ±100mA for current channels

Load resistor value for current channels: 12 Ohms

[Alarms]

Channel Alarms: Two editable alarm thresholds per channel

Alarm Output:

ALARM1 & A2/E terminal strips can be configured as alarm outputs
Alarm-On: MOSFET(N-Channel) switch on
Alarm-Off: MOSFET(N-Channel) switch off
Max Power: 200mA @ 24VDC
With purchase of SiteView software, SITE-LOG can report alarm status to host PC via USB, Modem or Ethernet Device Server.

Alarm-On Delay:

programmable 0 - 10 minutes delay with 1-minute increment.

Alarm Indicator: On-board LED lights in red when in alarm condition.

[On-board Memory]

Size: 4 Megabytes (2MB readings)

Data Retention: Over 20 years

[Sampling]

Sampling Interval: 20 milliseconds to 12 hours user selectable.(external power supply required if interval less than five seconds)

Logging Mode:

Stop recording or FIFO when memory is full

Logging Activation:

Programmable instant, start delay or field push button activation.

[Communications]

Interface:

USB (Mini-USB-B) (USB-A-mini USB-B Cable included)
AUX(RJ11) for direct TTL level communications
With purchase of DeviceServer or MODEM Kit SITE-LOG can be connected to Ethernet or MODEM for remote access.

Baud Rate:

Auto-detect baud rate from 2400 to 115200 bps on both USB and AUX.

[Battery]

Power: Built-in 3.6V Lithium Battery.

Battery Life: 10 years based on 1 minute sampling interval.

[Software]

SiteView: (Sold separately)

Configuration, downloading, plotting, real-time view, custom calibration and custom equation.

Software Requirements:

Computer with 1.0 GHz or faster processor
256 MB Memory or higher
1.0 GB of available hard-drive space or higher
Windows XP with SP2 or later, Vista, Window 7
At least one USB port or one COM port.

[Physical]

Material: Aluminum enclosure.

PCB Treatment: Conformal coating.

Dimension: 88 X 64.2 X 24 mm (3.46 X 2.53 X 0.95 inches).

Weight: 200g

Mounting: Probe/wall-mount holes for hanging/mounting.

[Others]

LED Indicator

Tri-Color LED: (can be disabled for power saving)
Normal Sampling: green when sampling.
Alarm: red when sampling.
Low Battery: amber when sampling.

Excitation Control:

A2/E terminal strip can be configured as excitation control output for driving the power of connected devices.
Warm-up delay interval settings: 10 to 240 seconds with 10-second increment.

Operating Environment: -40 ~ +70 °C (-40 °F ~ 158 °F), 0 ~ 95% RH non-condensing.

Clock Accuracy: ±1 mintue per month.

Approvals: CE, FCC