YSI 556 Handheld Multiparameter Water Quality Meter

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Cooperation is very satisfactory and the Company of the past few years, we are very willing to continue long-term cooperation.

—— Dean

The company considerate after-sales service ,And try their best to meet the requirement of customers. We will be a long-term cooperation.

—— Albert

Easy to talk with, very professional and fast service, the quality is super good. Even better than we ordered from Germany!!

—— Germany Fabian Scherb

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Name: YSI 556 Handheld Multiparameter Water Quality Meter
Brand: Beijing Water Meter Co.,Ltd.
SKU: YSI 556
Availability: InStock

Product Details:

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Detailed Product Description

Highlight:

dissolved oxygen sensor

Manufactured by YSI
Dissolved Oxygen
- Sensor: Steady state polarographic
- Range: 0 to 500% air saturation / 0 to 50 mg/L
Temperature:
- Sensor: YSI Temp precision thermistor
- Range: -5 to 45°C
Conductivity:
- Sensor: 4-electrode cell w/ autoranging
- Range: 0 to 200 mS/cm
Calculated Parameters:
- Salinity, TDS
Optional Parameters:
- pH, ORP, Barometer
Power: 4 alkaline C-cells; optional rechargeable pack
RS-232 serial port
Datalogging: 49,000 sets w/date and time stamp

YSI 556 Instrument General Specifications

Barometer		Optional
Cables		4, 10, or 20 meters (13.1, 32.8, 65.6 ft)
Communications		RS-232 Serial
Connector		MS (military spec) waterproof with bayonet lock
Data Management		EcoWatch desktop software compatible
Data Memory		49,000 data sets (data, date, time, user-defined info); interval or manual logging
Dimensions		11.9 cm width x 22.9 cm length (4.7 in x 9 in)
Logging		49,000 data sets, date and time stamp, manual or logging, with user-selectable intervals
Power		4 alkaline C-cells; optional rechargeable pack
Warranty		3-year instrument; 1-year probes and cables
Weight with Batteries		916 grams (2.1 lbs)

YSI 556 System Specifications (Instrument with Cable & Probe)

	Sensor Type	Range	Accuracy	Resolution
Dissolved Oxygen (%)	Polarographic	0 to 500% air saturation	0 to 200% air saturation, ± 2% of the reading or ± 2% air saturation, whichever is greater; 200 to 500% air saturation, ± 6% of the reading	0.1% air saturation
Dissolved Oxygen (mg/L)	Polarographic	0 to 50 mg/L	0 to 20 mg/L, ± 0.2 mg/L or ± 2% of reading, whichever is greater; 20 to 50 mg/L, ± 6% of the reading	0.01 mg/L
Temperature	Thermistor	-5 to 45°C	±0.15°C	0.1°C
Conductivity	Four electrode cell	0 to 200 mS/cm (auto range)	±0.5% of reading or 0.001 mS/cm, whichever is greater (4-m cable) ±1% of reading or 0.001 mS/cm, whichever is greater (20-m cable)	0.001 mS/cm to 0.1 mS/cm (range dependent)
Salinity	Calculated from conductivity and temperature	0 to 70 ppt	±1.0% of reading or 0.1 ppt, whichever is greater	0.01 ppt
pH (optional)	Glass Combination Electrode	0 to 14 units	±0.2 units	0.01 units
ORP (optional)	Platinum button	-1999 to +1999 mV	±20 mV	0.1 mV
Total Dissolved Solids (TDS)	Calculated from conductivity and temperature	0 too 100 g/L		4 digits
Barometer (optional)		500 to 800 mmHg	±3 mmHg within ±10°C temperature range from calibration point	0.1 mmHg

Ordering Guide

Item #	Description
556-01	Instrument with 5061 large, soft-sided carrying case
556-02	Instrument with barometer option and 5061 large, soft-sided carrying case
5563-4	4-meter cable with DO, temperature, conductivity
5563-10	10-meter cable with DO, temperature, conductivity
5563-20	20-meter cable with DO, temperature, conductivity
5564	pH probe for any 5563 cable
5565	pH/ORP probe for any 5563 cable