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TECHNICAL DATA, MODBUS

Communication 

protocol

MODBUS RTU

Interface

RS485, half-duplex

Data rate

9 600, 19 200, 38 400, 56 000 bits per second

Bit format

8 databits, 1 stop bit, even parity

8 databits, 1 stop bit, no parity

8 databits, 2 stop bits, no parity

8 databits, 1 stop bit, odd parity

Address

8 unique addresses, refer to the table "Addressing"

 

page 18

Termination

Optional embedded terminal resistance 120 Ω

Inputs

3-pole terminal block marked A (D+), B (D-), C=common

CONNECTION

A

D+, positive data channel

B

D-, negative data channel

C

Common, signal earth

B C

A

Modbus

D+ D- Com

15

Содержание VariMax50M

Страница 1: ...IBCcontrol MANUAL CONTROL UNIT FOR ROTATING HEAT EXCHANGER WITH MODBUS VariMax50M UL CSA Article no F21050304 M ade in S w ed en Since 1983 Since 1983 Ska vara 25 mm i diameter p h jden...

Страница 2: ......

Страница 3: ...ush button 8 Connection diagram 9 Connections 9 Input signal Rotation speed 10 Checks before powering up the control unit 10 Commissioning the equipment 10 EMC installation 11 EMC gland 11 Modbus 13 T...

Страница 4: ...sal and recycling When replacing components or when the control unit in its entirety needs replacing please follow the advice below The aim shall always be to achieve the maximum possible recycling of...

Страница 5: ...h off main power before removing the cover Never touch electrical components or contacts while main current is switched on Risk of electrocution resulting in serious injury or death Connected terminal...

Страница 6: ...nity category C2 All control units comply with the Low Voltage Directive 2006 95 EC standard EN 61800 5 1 All control units are designed for installation in environments subject to pollution degree 2...

Страница 7: ...ut signal shift which means that the rotor s efficiency is proportional to the input signal The VariMax50M has a preset threshold value of 0 1 V hysteresis 0 13 0 07 V If the input signal falls below...

Страница 8: ...g instrument The fuse protects both motor and electronics Note The control unit must be connected to power all the time TECHNICAL DATA CONTROL UNIT Max moment 4 Nm Min rotation speed 1 rpm Max speed R...

Страница 9: ...eds the threshold value Rotation Flashes when the magnet passes the magnetic sensor regardless of the rotation sensor DIP switch setting Flashes even if the input signal is lower than the threshold va...

Страница 10: ...level 85 30 O C Short circuit Probable cause Alarms and trips in the event of short circuit phase phase or phase earth Short circuit between phases in cable or motor Short circuit between phase earth...

Страница 11: ...to terminal 10 The magnet is installed with south side S towards the transmitter Max gap 15 mm 12 V output 3 11 Output for 12 V DC Terminal connection 3 is minus terminal connection 11 is plus Max 50...

Страница 12: ...sition Adjust Max rpm so that the rotor rotates at 10 12 rpm or as per rotor manufacturer s directions Checking minimum speed Set the Low Speed DIP switch to ON Check that the rotor starts The minimum...

Страница 13: ...HAR UL CSA 7G0 75 Shielded Input signal LiYCY 2x0 34 0 5 UL recognized Shielded EMC glands must be used for shielded cables The above cables or equivalent must be used to comply with the EMC Directive...

Страница 14: ...12...

Страница 15: ...13 M o d b u s...

Страница 16: ...14...

Страница 17: ...y 8 databits 1 stop bit no parity 8 databits 2 stop bits no parity 8 databits 1 stop bit odd parity Address 8 unique addresses refer to the table Addressing page 18 Termination Optional embedded termi...

Страница 18: ...Resetting Resetting can be made via Modbus via the Reset button or via Remote Reset Refer also to Resetting on page 8 and Remote Reset on page 9 Input signal This is controlled via Modbus Rotor speed...

Страница 19: ...ommunication established no traffic on the bus Lit with fixed light Flashing Communication established temporary communication error Poorly connected cable Incorrect termination Flashing Unlit Communi...

Страница 20: ...0 0 11 17 1 0 0 1E 30 0 1 1 28 40 0 1 0 29 41 1 1 0 90 144 0 0 1 91 145 1 0 1 A9 169 1 1 1 Rate 9 600 0 0 19 200 1 0 38 400 0 1 56 000 1 1 Package 1 stop bit even parity 0 0 1 stop bit no parity 0 1...

Страница 21: ...n Write 1 to activate the rotation monitor or 0 to deactivate Single bit Read Write 4 Manual speed Reads 1 if the manual speed is active Write 1 to activate manual speed instead of the control signal...

Страница 22: ...e in the control unit Single bi Read 5 Overheating AC Overheating in the control unit Single bit Read 6 Under voltage AC Low supply voltage Single bit Read 7 Voltage surge AC High supply voltage Singl...

Страница 23: ...Single bit Read 20 Short circuit Phase 3 missing Single bit Read 21 Short circuit Motor impedance low Incorrect motor impedance e g incorrect size of motor failed motor or bad connections Single bit R...

Страница 24: ...ly voltage for VariMax UINT 16 Read V 6 Operating mode Source for speed reference value s in current use 1 Low speed DIP switch ON 2 High speed DIP switch ON 3 Manual speed 17 Control signal 32 No ope...

Страница 25: ...available To ensure the correctness of the measured value the speed reference value should be changed This will cause the registry to read as 0 until the current value is displayed UINT 16 Read 100 r...

Страница 26: ...2 Read 45 Modbus packets error Number of faulty packets in Modbus UINT 32 Read 47 Total operating time Total operating time for the control unit UINT 32 Read s 49 Fault waiting time Time with an activ...

Страница 27: ...9 Stop time cold temp Time with stopped motor below 0 C UINT 32 Read s 61 Running time high temp Time with motor running in excess of 75 C UINT 32 Read s 63 Running time warm temp Time with motor runn...

Страница 28: ...ue efficacy See Input signal rotation speed page 10 1000 100 of max speed setting UINT 16 Read Write 10 3 Reference value reference absolute speed 100 1 rpm Absolute speed is not affected by the setti...

Страница 29: ...27 PERSONAL NOTES...

Страница 30: ...28 PERSONAL NOTES...

Страница 31: ...29 PERSONAL NOTES...

Страница 32: ...IBC control AB Br nnerigatan 5 A SE 263 37 H gan s Sweden Tel 46 42 33 00 10 www ibccontrol se info ibccontrol se IBCcontrol F21050904GB VERSION 1 1 1 2019 09 16...

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