SEA-BIRD ELECTRONICS, INC.

1808 136th Place N.E., Bellevue, Washington 98005 USA

Phone: (425) 643 - 9866 Fax: (425) 643 - 9954 Internet: seabird@seabird.com

SENSOR SERIAL NUMBER = 1489 TEMPERATURE CALIBRATION DATA

CALIBRATION DATE: 10-Mar-98s ITS-90 TEMPERATURE SCALE

ITS-90 COEFFICIENTS IPTS-68 COEFFICIENTS

g = 4.82950606e-03 a = 3.68152617e-03

h = 6.7523770le-04 b = 6.00687905e-04

i = 2.64705872e-05 C = 1.48329916e-05

j = 2.14862716e-06 d = 2.15006413e-06

fo = 1000.000 fo = 6108.251

BATH TEMP INSTRUMENT FREQ INST TEMP RESIDUAL

(ITS-90 degsC) (Hz) (ITS-90 degsC) (ITS-90 degsC)

-1.5231 6108.251 -1.5232 -0.00001

1.0382 6468.776 1.0382 0.00001

4.6109 6996.911 4.6109 0.00003

8.1171 7544.509 8.1171 0.00001

11.6205 8121.412 11.6204 -0.00003

15.1807 8738.903 15.1806 -0.00006

18.6438 9370.481 18.G438 0.00004

22.1450 10040.661 22.1450 0.00004

25.6725 10748.725 25.6725 -0.00001

29.1439 11478.330 29.1439 -0.00003

32.6186 12241.835 32.6186 0.00001