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top of plug, then turn the plug to the bottom and insert a little flat 

screwdriver into a corner signed “Lift” and give a force. The plug 

core will be disconnected with housing. 

c)  To connect the cable, put the cable through the cable jack and 

connect the wires with terminals on the plug core correctly (the 

connection  terminals  are  signed  with  clear  numbers).  Please 

choose  Φ4.5mm~7mm  shield  cable  and  connect  the  cable 

reliably to prevent short circuit. 

d)  Pull  the  cable  slightly  and  push  the  plug  core  into  housing  (a 

rattling  sound  could  be  listened),  then  screw  down  the 

cable-fixed nut.   

e)  To remove the cable, loose the cable-fixed nut to relax the cable, 

and operate as Item2 to disconnect the plug. Take out the cable 

from terminals with little screwdriver and pull out the cable from 

cable-fixed nut, then renew the connection between plug core, 

plug and socket. 

Caution: 

renew the rectangle-ring to the pre-mounting situation in 
order tomaintain the protection class when connect plug 
and socket. 

5 Unpacking

Components and Storage 

5.1 Unpacking 

a)  Be sure the package is completed, and the package should be put 

as the sign “UP”. 

Summary of Contents for MDM4901FL

Page 1: ...MDM4901FL Operation Manual...

Page 2: ...tion manual due to renovation of production technology and craftwork If some information is changed no more notice will be edited Please pay attention to the latest version Our company also reserves t...

Page 3: ...2 wire 4mA 20mADC and 3 wire 0 1V 5VDC 0mA 10mA 20mADC signal output by external power supply 24VDC as well zero and span compensation in the wide temperature range The parts being contacted with the...

Page 4: ...l PE PVC 20 80 cable material PUR Storage Temperature 40 120 20 85 Cable Response 1ms Insulation 100M 50VDC Housing Protection IP65 3 Outline Construction and Installation Unit mm 3 1 Construction and...

Page 5: ...in the worksite is no more than the maximum pressure c For positive and negative pressure balance and convenient repair we recommend to use tri valve such as J23SA to connect with the leading tube to...

Page 6: ...her the measured medium is consistent with the transmitter structure material 3 Pay attention to the measuring medium is compatible with the construction material or not Notice the positive and negati...

Page 7: ...resistive differential pressure transmitter allows the customers to adjust the zero and Span output signals while you own a standard pressure controller While adjusting for the transmitter with plug...

Page 8: ...tric definitions of cable are as follow Table 2 Cable 2 wire 3 wire Red V V Black OV OUT GND White Null OUT The electric definitions of M12x1 Plug are as follow Table 3 Fig 6 4 2 Electrical connection...

Page 9: ...DC current U 0 1V 5V GND Fig 8 4 3 Plug connection Operation Method a If the plug has been connected with transmitter loose the central bolt on the top of plug with little screwdriver and pull out th...

Page 10: ...cable slightly and push the plug core into housing a rattling sound could be listened then screw down the cable fixed nut e To remove the cable loose the cable fixed nut to relax the cable and operate...

Page 11: ...on order Product operation menu 1pc Product certificate of quality 1pc Quality following card 1pc 5 3 Storage The transmitter should be stored in dry ventilate room ambient temperature 40 120 20 85 Ca...

Page 12: ......

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