Extech SDL550 Humidity Content Meter/Datalogger

Item #:

EXT-SDL550

Brand:

Extech

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SDL550 Humidity Content Meter/Datalogger by Extech

Measures Humidity Content, Air Temperature, Dew Point and Temperature
Humidity content measurement from 10 to 95%RH
Replaceable Probe Tip with inner filter
Datalogger date/time stamps and stores readings on an SD card in Excel® format for easy transfer to a PC
Adjustable data sampling rate: 1 to 3600 seconds
Stores 99 readings manually and 20M readings via 2G SD card
Type K/J Thermocouple input for high temperature measurements
Large backlit dual LCD display simultaneously displays Moisture Content and Temperature
Record/Recall MIN, MAX readings
Data Hold plus Auto power off with disable function
Built-in PC interface
Complete with Humdity Content Probe with 4.9ft (1.5m) cable, sensor cap, SD card, 6 AA batteries, and soft carrying case; Optional Type J and K Thermocouple Probes

General Specifications

Display	Backlit LCD; LCD size: 52 x 38mm (2 x 1.5”)
Status indicators	Over-range audible beep and low battery display icon
Sensor types	Accepts supplied Humidity Content/Temperature probe and optional thermocouple temperature probe
Measurement Units	% Relative Humidity and °F/C for temperature
Temperature Compensation	Automatic temperature compensation for all measurements
Datalogger Sampling Rate	AUTO LOGGING: From 1 second to 3600 seconds MANUAL LOGGING: Set the sampling rate to '0'
Memory Card	SD memory card; 1G to 16GB size
Data Hold	Freeze the displayed reading
Memory Recall	Record and Recall the Maximum and Minimum readings
Display update rate	Approx. 1 second.
Data Output	RS-232 / USB PC computer interface
Operating Humidity	85% R.H. max.
Auto Power OFF	After 10 minutes of inactivity (can be disabled)
Power Supply	Six (6) 1.5 VDC batteries (optional 9V AC adaptor)
Power Consumption	Normal operation (backlight & datalogger OFF): approx. 3.5mAdc With backlight OFF and datalogging ON: approx. 28mAdc With backlight ON add approx. 12mAdc
Weight	Meter: 345g (0.76 lbs.); Probe 362g (0.79 lbs.)
Dimensions	Main instrument: 182 x 73 x 47.5mm (7.1 x 2.9 x 1.9") Probe length: 600mm (23.6"); Probe head diameter: 10mm (0.39") Probe cable length: 1.5 meters (4.92')

Electrical Specifications

Humidity Content Probe - Humidity and Temperature
Humidity		Range	5% to 95% RH
		Resolution	0.1 % RH
		Accuracy	≥70% RH: ±(3% rdg + 1% RH) <70%RH: ±3% RH
Temperature		Range	0 to 50°C (32 to 122°F)
		Resolution	0.1°C/°F
		Accuracy	±0.8°C (1.5°F)
Dew Point Temperature
°C		Range	-25.3 to 48.9°C
°C		Resolution	0.1°C
°F		Range	-13.5 to 120.1°F
°F		Resolution	0.1°F
Wet Bulb Temperature
°C		Range	-21.6 to 50.0°C
°C		Resolution	0.1°C
°F		Range	-6.9 to 122.0°F
°F		Resolution	0.1°F
Thermocouple Temperature
Sensor Type	Resolution	Range	Accuracy
Type K	0.1°C	-50.0 to 1300.0°C	±(0.4 % + 0.5°C)
	0.1°C	-100.0 to -50.1°C	±(0.4 % + 1.0°C)
	0.1°F	-58.0 to 2372.0°F	±(0.4 % + 1.0°F)
	0.1°F	-148.0 to -58.1°F	±(0.4 % + 1.8°F)
Type J	0.1°C	-50.0 to 1200.0°C	±(0.4 % + 0.5°C)
	0.1°C	-100.0 to-50.1°C	±(0.4 % + 1.0°C)
	0.1°F	-58.0 to 2192.0°F	±(0.4 % + 1.0°F)
	0.1°F	-148.0 to -58.1°F	±(0.4 % + 1.8°F)