Vaisala MM70 - Manual (Page 43)

Chapter 5 ___________________________________________ CALIBRATION AND ADJUSTMENT
CHAPTER 5
CALIBRATION AND ADJUSTMENT
General Notes about Calibration and
Adjustment of Transmitters
Using MM70 in Checking and
Adjusting
Vaisala´s HMP228, MMT318 and MMT330 series transmitters can be
calibrated and adjusted by using MM70.
- In the field: Check and adjust a fixed transmitter´s reading against
MM70´s calibrated reference probe.
- One or two point calibrations and adjustments can be done by using
a MI70 indicator and Vaisala´s humidity calibrator HMK15.
Using Calibration Cables
For calibration and adjustment connect MM70 to fixed transmitter by
using one of the following connection cables.
- 27159ZZ connection cable for HMP228 transmitters
- DRW216050 connection cable for MMT318 transmitters.
- 211339 connection cable for MMT330 transmitters.
VAISALA _______________________________________________________________________ 41