Power Supply |
Connector name |
L+, N-, G(Earth Ground) |
Connector type |
Screw-type terminal(pluggable) |
Wire specifications |
2.1 - 3.5 mm2 (14 - 12 AWG) |
Rating voltage(Us) |
AC 110 - 240V 50/60Hz, DC 110 - 300V |
Operating voltage range |
0.8 x Us - 1.1 x Us |
Rating consumption power |
Maximum 17VA(AC 220V, 25°C) in connection with Accura 2700D with the charged super capacitor |
Rating insulation voltage(Ui) |
300V (at pollution degree 2) |
Rating impulse withstand voltage(Uimp) |
4kV |
Inrush current |
Peak 22A, under duration 1msec (AC 220V) |
Peak 11A, under duration 200usec (DC 110V) |
External input fuse capacity |
2A, 500V |
Accepted instantaneous power outage time |
Minimum 10 seconds(built-in super capacitor) |
Voltage Input |
Connector name |
V1, V2, V3, VN |
Connector type |
Terminal block M4 |
Wire specifications |
2.1 - 5.0 mm2 (14 - 10 AWG) |
Measuring range (Accuracy guaranteed) |
AC 65 - 300V direct L-N ( line-to-neutral voltage) |
Accuracy IEC 61557-12 Class 0.5 |
AC 110 - 520V direct L-L ( line-to-line voltage) |
Minimum measured value |
AC 5V direct L-N (line-to-neutral voltage) |
Rating voltage |
520V |
Rating insulation voltage(Ui) |
520V (Overvoltage category III, pollution degree 2) |
Rating impulse voltage(Uimp) |
8kV |
Measuring frequency range |
42 - 69 Hz (50/60 Hz) |
Impedance |
6MΩ(L-N: V1/V2/V3-Vn) |
Burden |
0.01VA/Phase @220V |
Current Input |
Connector name |
I1, I2, I3, IN |
Connector type |
Terminal block M4 (Internal Busbar) |
Wire specifications |
2.1 - 5.0 mm2 (14 - 10 AWG) |
Input rating |
5A (1A is optional) |
Maximum input current |
10A (double of rated current) |
Measurement range (Accuracy guaranteed) |
50mA - 10A |
Accuracy IEC 61557-12 Class 0.2 |
Minimum measurement |
Default 20mA (can be configured from 5mA) |
Sampling |
256 samples/ cycle |
Amount of overcurrent |
1,000% of rated current, for 1 second |
200% of rated current, continuous |
Burden |
Maximum 0.01VA/Phase @10A |
External Communication with Host System |
Ethernet communication |
100Base-TX(100Mbps/Full Duplex) |
2 ports(ETHERNET1, ETHERNET2) (Function of each ports are same)
|
Modbus TCP Protocol |
Accura 2700M device redundancy supported |
2 ports: Ethernet switching1, RSTP2 |
Support for communication redundancy by ring setup |
Connector type |
RJ45 connector |
Communication cable |
Ethernet cable Cat 5e FTP, STP, SFTP 3 |
Communication cable length |
Maximum 100m |
Communication cable connection method |
Star,Daisy-chain, Ring |
Max. number of connected devices(Daisy-chain) |
20 |
RS-485 communication |
1,200-115,200 bps4, Modbus RTU Protocol |
1 port(Ta, Tb) |
Connector type |
Screw-type terminal(Pluggable) |
Communication cable |
UL2919 RS-485 1P[2P] 24AWG |
Communication cable length |
Maximum 1219m(4000ft) |
Maximum connecting device |
32 per Bus |
Connection with Modules |
Connection with Accura 2700D, the HMI module |
100Base-TX(100Mbps/Full Duplex) Internal dedicated protocol |
1 port(DISPLAY A2700D) |
Connector type |
RJ45 connector |
Communication cable |
Ethernet cable Cat 5e FTP(F/UTP)5 |
Communication cable length |
Maximum 3.5m6 |
Power supply via the communication cable |
Connection with Accura 2750P[C] the motor protection[control] module through the Unit-Socket |
Internal dedicated protocol |
2 ports with the same functions(UNIT1, UNIT2) |
2 ports: UNIT1 / UNIT2 ring connection |
Support for communication redundancy |
Connector type |
RJ45 connector |
Communication cable |
Ethernet cable Cat 5e FTP, STP, SFTP3 |
Number of connected Accura 2750P[C] modules |
Maximum 40(ring connection) |
Cable length between Accura 2700M and Unit-Socket or between Unit-Sockets |
Average 3m |
Total cable length in ring connection |
Maximum 120 m |
Cable length between unit-socket and Accura 2750P[C] |
Average 3m |
Connection with Accura 2750LC[I], the LOP control module through Accura 2750LCG |
Internal dedicated protocol |
2 ports with the same functions (A2750LCG-1, A2750LCG-2) |
2 ports: connects 2 Accura 2750LCG modules |
Support for Accura 2750LCG device redundancy |
Connector type |
RJ45 connector |
Communication cable |
Ethernet cable Cat.5e FTP, STP, SFTP3 |
Communication cable length |
Maximum 600m per port |
Management Function |
Management of Accura 2750P[C] |
Maximum number of connected modules in ring connection: 40 units |
Management function |
Performs the server function of the MCC for the host system's requests |
Automatic Unit ID assignment, automatic recognition of the withdrawal
and insertion of the motor-unit |
Transmits the Incoming-unit voltage data |
Collects the measurement and operational status data of each module |
Provides module setup information via Accura 2700D and communication |
Sends the DO control commands of the module |
Transmits Accura 2750PC's control logic data through communication |
Supports the re-insertion of Accura 2750PC after power outage/recovery |
Management of Accura 2750LC[I] |
Maximum number of modules connected through Accura 2750LCG: 40 units (20 units per ring connection, support for 2 ring connections) |
Management function |
Transmits the current, power and operational status data of the motor-unit |
Transmits the control commands of the motor-unit |
Event |
Monitoring Item |
Voltage DIP / SWELL |
1. The built-in Ethernet switch allows Ethernet connection between Accura 2700M modules without a separate external switch.
2. RSTP(Rapid Spanning Tree Protocol), IEEE 802.1D-2004.
3. FTP: Foiled shield twisted pair, STP: Braided shield twisted pair, SFTP: Braided Foiled shield twisted pair.Cable length: less than 100 m.
4. Up to 16 modules can be connected per bus at 115200 bps.
5. It is provided with the product. FTP(F/UTP): Foiled Shield Twisted Pair
6. It can be selected among 2.5m / 3.0m / 3.5m when ordering the product.