User guide

3. HMP60 Temperature and Relative

Humidity Probe

3.1. General

The HMP60 Temperature and Relative Humidity probe contains a Platinum

Resistance Temperature detector (PRT) and a Vaisala INTERCAP® capacitive

relative humidity sensor.

The -L option on the model HMP60 Temperature and Relative Humidity probe

(HMP60-L) indicates that the cable length is user specified. Cable length is

specified when the sensor is ordered. Table 3.1 gives the recommended cable

length. This manual refers to the sensor as the HMP60.

2 m Height Atop a tripod or tower via a 2 ft crossarm such as the CM202

Mast/Leg CM202 CM6 CM10 CM110 CM115 CM120 UT10 UT20 UT30

9' 11' 11' 14' 14' 19' 24' 14' 24' 37'

Note: Add two feet to the cable length if you are mounting the enclosure on the leg base of a light-weight tripod.

3.2. Specifications

Operating Temperature: -40°C to +60°C

Probe Length: 7.1 cm (2.8 in.)

Probe Body Diameter: 1.2 cm (0.47 in.)

Filter: 0.2 μm Teflon membrane

Filter Diameter: 1.2 cm (0.47 in.)

Housing Material: chrome-coated aluminum and

chrome-coated ABS plastic

Power Consumption: 1 mA typical; 5 mA maximum

Supply Voltage: 5 to 28 Vdc

Settling Time after power is switched on: 1 second

Output Signal Range: 0 to 1 Vdc

Table 3-1 Recommended Cable Length