375 Hand Operated Device

The HART375 intelligent handheld device is a portable terminal that is used in conjunction with instruments that use the HART communication protocol to set, modify, and display input/output values and self diagnostic results. Set constant current output and zero.

product overview：
　　HART375HARTsuitable forHARTCommunication operation of intelligent pressure transmitter protocol, andHART275,Compatible, with excellent compatibility, capable of communication1151，3351，3851、1851、3051，EJAAnd othersHARTThe imported instruments of the protocol are fully compatible with various domestic intelligent pressure transmitters.

Working principle：
　　HART375intelligenceHARTIt is a portable terminal that usesHARTUsed together with communication protocol instruments, it can be set, modified, and displayed to monitor inputs/Output values and self diagnostic results. Set constant current output and zero.
When the system is activated or maintained, simplyHART375typeHARTThe communicator is connected to4~20mAOn the communication signal line, it can be used.

Functional Features：
1Online monitoring and communication
During communication, the modulated signal will not be interrupted4~20mA DCsignal
2, and adoptionHARTCommunication protocol instruments can be shared
HART275typeHARTThe communicator can be used withHARTAll instruments of the communication protocol are used together
3Easy to operate
Large display screen（4Okay, every line18(characters), displayed in Chinese, easy for users to see at a glance, and convenient for setting and changing
4Information self diagnosis/Protection function
Self checking function
Format password protection
Low voltage alarm display

Technical Parameter
microprocessor:80MHZ
Built in memory:32M
system interconnected system Card:128MOr higher work environment －10～50Celsius
Random Access Memory:32MprotectionIP51(Front)
Expansion module:32Manti-seismic1mThere is no problem landing on the concrete floor
Weight: Approximately0.9KG,Including battery humidity 0～95%(No condensation)
Display:1/4VGA(240*320pixel)storage －20～55Celsius (with battery) 　

-20～60Celsius (without battery)
Keyboard:25A key,4An operation key,12A letter key,4A shoulder,4Function keys and power buttons
Battery: Rechargeable nickel hydrogen battery, usable10An hour,85～240vaccharge
External dimensions:228mm×98mm×60mm