HUT Temperature head transmitter

Teknik Veriler

Connection

terminals 1, 2

Rated voltage

U r 8 ... 35 V DC 8 ... 30 V DC for hazardous area

Cold junction compensation

internal (Pt100) or external (0 ... 80 °C (273 ... 353 K)), accuracy ± 1 K

Lead resistance

resistance thermometer (RTD): max. 11 Ω per line

Current

resistance thermometer (RTD): sensor current ≤ 0.6 mA thermocouple (TC): sensor current 30 mA

Current limit

≤ 25 mA

Load

(V s - 8)/0.025 A

Switch-on delay

t on 4 s , during power up I a = 3.8 mA

Output signal

4 ... 20 mA, 20 ... 4 mA temperature linear, resistance linear, voltage linear

Residual ripple

U pp ≤ 5 V at U b ≥ 13 V, f max = 1 kHz

Yanıt Süresi

1 s

Self current consumption

max. 3.5 mA

Signal on alarm

measuring range undercut: linear drop to 3.8 mA exceeding measuring range: linear rise to 20.5 mA sensor breakage, sensor short circuit: ≤ 3.6 mA oder ≥ 21.0 mA can be set up

Input/Output

safe galvanic isolation acc. to EN 50020, 3.75 kV AC

Reference operating conditions

calibration temperature 23 °C (296 K) ± 5 K

Maximum measured error

resistance thermometer (RTD): 0.2 ... 0.5 K or 0.08 ... 0.2 % resistance transmitter (Ω): ± 0.1 ... 1.5 Ω or 0.08 ... 0.12 % thermocouple (TC): typ. 0.5 ... 2.0 K or 0.08 % voltage transmitter: ± 20 µV or 0.08 %

Ambient temperature

-40 ... 85 °C (-40 ... 185 °F) , for hazardous area see certificate

Storage temperature

-40 ... 100 °C (-40 ... 212 °F)

Vibration resistance

4 g/2 ... 150 Hz

Relative humidity

moisture condensation allowable

Degree of protection

IP00/IP66 installed

Malzeme

housing: PC potting: PUR

Mass

approx. 40 g

Dimensions

∅44 x 22,5 mm (1.7 x 0.9 inch)