Fujitsu UTY-VMGX User Manual Download

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English

INSTALLATION MANUAL

MODBUS CONVERTOR FOR VRF

For authorized service personnel only.

PART NO. 9374707133-03

UTY-VMGX

[Original instructions]

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Summary of Contents for UTY-VMGX

Page 1: ...English INSTALLATION MANUAL MODBUS CONVERTOR FOR VRF For authorized service personnel only PART NO 9374707133 03 UTY VMGX Original instructions ...

Page 2: ...purposes such as storing food raising animals growing plants or preserving precision devices or art objects It can degrade the quality of the preserved or stored objects Install the unit in a well ventilated place avoiding rains and direct sun light Do not operate this unit when your hands are wet Touching the unit with wet hands will cause an electric shock If children may approach the unit take ...

Page 3: ...n away from television and ra dio to avoid distorted images and noise Otherwise a malfunction could result Perform wiring so that water does not enter this unit along the external wiring Always install a trap to the wiring or take other countermeasures Otherwise it will cause trouble or electric shock or fire Confirm the name of each unit and name of each terminal block of the unit and connect the...

Page 4: ...bles using an appropriate tool so that the cables do not come loose 3 Use the specified cables connect them securely and fasten them so that there is no stress placed on the terminals 4 Use an appropriate screwdriver to tighten the terminal screws Do not use a screwdriver that is too small otherwise the screw heads may be damaged and prevent the screws from being properly tight ened 5 Do not tight...

Page 5: ...6 in Tightening torque for installing cables to MODBUS connector 0 22 to 0 25 N m 1 9 to 2 2 lbf in 2 2 to 2 5 kgf cm 7 INSTALLING THE MODBUS CONVERTOR WARNING Always use the accessories and specified installation work parts Check the state of the installation parts Not using the specified parts will cause units to fall off electric shock fire etc Install at a place that can withstand the weight o...

Page 6: ...e cable as shown below 1 Remove the cable tie holder attached to the sheet metal 2 Attach the cable tie holder to the screw hole in the direction where the cable is wired 3 Fix the cable with the cable tie 7 2 Connecting the transmission cables 1 Turn the power off 2 Make a hole in the center of the dust proof bushing using a driver 3 Pass the transmission cables through the hole of dust proof bus...

Page 7: ... Factory setting When setting address please be sure that the address of MODBUS Convertor is not overlap the address of other controller like Touch Panel Controller Network Convertor for Group Remote Controller When the rotary switch is set to 16 or more MODBUS convertor Remote Controller Address setting is 15 2 Terminal resistance setting SW SET2 1 When there is no other terminal resistance in th...

Page 8: ...3 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 17...

Page 9: ...erminal resistances Set the terminal resistances at the both ends to be valid and set the terminal resistances other than at the both ends to be invalid ON Terminal resistance valid OFF Terminal resistance invalid Default The switches from 5 to 8 are read at the time of power on Even if these switches are changed after power on the setting is not reflected 10 Unused SW SET2 2 SET6 1 SET7 1 to 3 No...

Page 10: ...itch SET2 3 to ON 2 The indoor unit registered to the convertor starts the test run 3 Check that the indoor unit registered to the convertor performs the test run 4 Turn the test run switch SET2 3 to OFF 5 The indoor unit which performs the test run stops it When 60 minutes passes after the start of test run test run of indoor unit ends automatically Always turn the test run switch SET2 3 to OFF 1...

Page 11: ...ach manual Error indications Error contents LED1 green LED2 orange LED3 red 1 5 Scan error 1 6 Peripheral unit communication error Error indications Error contents LED5 green LED6 orange LED7 red 11 1 Peripheral unit main PCB error Display mode 0 5s ON 0 5s OFF 0 1s ON 0 1s OFF Number of flashing ...

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