Abus-technologies DP Series Smart Pressure Transmitter Manuel d'utilisateur télécharger pdf (Page 9)

ABUS TECHNOLOGIES INC.

M94

3. ELECTRICAL CONNECTIONS

Electrical Port: :NPT1/2 load resistance of cable sealed connector: (4-20mA)

 =

 −14

0.02

− 



where: U is power voltage, R

is cable internal resistance

(Note 1: User can install the distributor or safe barriers per the on-site and design

requirements. For details, see the usage of distributor and safe barrier.)

It is recommended to choose the explosion-proof impulse terminal with the cable

diameter of ö8 – 12. The connection terminal is set with test terminal, convenient for the online

test of the operator.

Signal terminal is situated in a separate housing of the electrical box. Screw up the meter

cover for wiring. The upper end is for signal, while the lower end is for test meter. Fig. 2-13

indicated the terminal location. The test terminal is used for connecting any optional indicator

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Abus-technologies DP Series Smart Pressure Transmitter Manuel d'utilisateur Page 9