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Activesync 

HMI can be connected to PC using USB   
for file management, or communication with the   
target device by the system development software   
such as Visual Studio, etc. 
 

1.

 HMI USB Client to Desktop USB Host 

2. 

Please install HMI USB Driver on PC first. 

 

Communication Connections 

 

COM1 

COM2 [RS232] 

 

 

 

 

 

 

 

COM1

 / 

COM3 [RS485] 

COM3 [RS232]

 

 

 

 

 

 

 

 

DIP SW Settings 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Limited Warranty                                                                                                        

 

This product is limited warranted against defects in design and manufacture. The proven 

defective product will either be repaired or replaced, at Weintek’s discretion. This warranty 

shall not cover any product which is   

(a) Out of warranty period which is 1 year from the date of purchase. 
(b) Damage caused by Force Majeure, accident, negligence, improper installation or misuse.   
(c) Product has been repaired or taken apart by unauthorized technicians.   
(d) Products whose identification markings have been removed or damaged.

 

                                                           

PIN#  Symbol 

COM1 [RS232] 

COM2 [RS232] 

Not used 

 

 

RxD 

Received Data 

 

TxD 

Transmitted Data 

 

TxD 

 

Transmitted Data 

GND 

Signal Ground 

RxD 

 

Received Data 

RTS 

Ready to send output 

 

CTS 

Clear to send input 

 

Not used 

 

 

PIN#  Symbol 

Com1 
[RS485]2w

Com1 
[RS485]4w

Com3 
[RS485] 

Com3 
[RS232] 

Rx- 

Data- 

Rx- 

 

 

Rx+ 

Data+ 

Rx+ 

 

 

Tx- 

 

Tx- 

 

 

Tx+ 

 

Tx+ 

 

 

GND 

Signal Ground 

Data- 

 

 

Data- 

 

TxD 

 

 

 

Transmit 

RXD 

 

 

 

Receive 

Data+ 

 

 

Data+ 

 

SW1 

SW2 

SW3 

SW4

Mode 

ON 

OFF 

OFF 

ON

 

Touch Screen Calibration Mode 

OFF 

ON 

OFF 

ON

 

Reserved 

OFF 

OFF 

ON 

ON

 

Boot Loader Mode 

OFF 

OFF 

OFF 

ON 

Normal 

OFF 

OFF 

OFF 

OFF

Not supported 

NOTE:  

1. COM1 [RS232] RTS/CTS & COM3 [RS232] can’t be used simultaneously. 

2. COM1 [RS485] / COM3 [RS485] with isolation protection. 

Power 

The HMI can be powered by DC power only, voltage range: 24±20% Volts DC, compatible with 
most controller DC systems. The power conditioning circuitry inside the unit is accomplished by a 
switching power supply. The peak starting current can be as high as 2A.

 

Fusing 
Require- 
ments 

If the display does not come on within 5 seconds of power up, remove power. An internal fuse will 
prevent damage if the polarity of the DC power is incorrect. Check wiring for proper connections 
and try to power up again. 

High 
Voltage 

An Internal fuse will prevent damage for over voltage condition however it isn’t guaranteed. DC 
voltage sources should provide proper isolation from main AC power and similar hazards. 

Emergency 
Stop 

A Hard-wired EMERGENCY STOP should be fitted in any system using a HMI to comply with ICS 

Safety Recommendations. 

Supply 
Voltage 
Condition 

Do not power the HMI and inductive DC loads, or input circuitry to the controller, with the same 
power supply. Note: The 24 VDC output from some controllers may not have enough current to 
power the HMI. 

Wire 
Routing 

a. Power wire length should be minimized (Max: 500m shielded, 300m unshielded). 
b. Please use twisted pair cables for power wire and signal wire and conform to the impedance 

matching. 

c. If wiring is to be exposed to lightning or surges, use appropriate surge suppression devices. 
d. Keep AC, high energy, and rapidly switching DC power wiring separated from signal wires. 
e. Add a resistor and capacitor in the parallel connection between the ungrounded DC power 

supply and the frame ground. This provides a path for static and high frequency dissipation. 
Typical values to use are 1M Ohm and 4700pF. 

 

CAUTION

NOTE: 

Make sure that all local and national electrical standards are met when 

installing the unit. Contact your local authorities to determine which codes apply. 

Hardware 
Considerations 

The system designer should be aware that devices in Controller systems could fail and thereby 
create an unsafe condition. Furthermore, electrical interference in an operator interface can lead to 
equipment start-up, which could result in property damage and/or physical injury to the operator. 
If you use any programmable control systems that require an operator, be aware that this potential 
safety hazard exists and take appropriate precautions. Although the specific design steps depend on
your particular application, the following precautions generally apply to installation of solid-state 
programmable control devices, and conform to the guidelines for installation of Controllers 
recommended in NEMA ICS 3-304 Control Standards.

 

Programming 
Considerations 

To conform with ICS Safety Recommendations, checks should be placed in the controller to ensure 
that all writable registers that control critical parts of plant or machinery have limit checks built into 
the program, with an out-of-limit safe shut down procedure to ensure safety of personnel. 

GME607610_MT607_610i_Installation_130104

 

DANGER

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