Page 2 - Safety precautions; Observe these precautions carefully to ensure safety.; Indicates a risk of death or serious injury.; CAUTION; Indicates a risk of injury or structural damage.; General precautions; All electric work must be performed by qualified personnel.; WARNING
2 Safety precautions ● Thoroughly read the following safety precautions prior to installation. ● Observe these precautions carefully to ensure safety. WARNING Indicates a risk of death or serious injury. CAUTION Indicates a risk of injury or structural damage. ● Nomenclature (Prohibited actions) (Do...
Page 6 - Additional precautions
6 Additional precautions To avoid damage to the controller, use appropriate tools to install, inspect, or repair the controller. To avoid damage to the controller, do not overtighten the screws. This controller is designed for exclusive use with the Building Management System by Mitsubishi Electric....
Page 7 - SD card LED
7 1. Introduction EB-50GU-A/EB-50GU-J is a centralized controller that can be operated over a Local Area Network (LAN). Any connected air conditioning systems can be operated or monitored on the Web browser. Refer to the Web browser instruction books (separate volume) for how to use the Web function...
Page 8 - LAN
8 CN5 Connects to an external input/output adapter PAC-YG10HA. LAN Connects to other units of equipment over the LAN via a HUB. CN4 (RS-232C) Unused (only for maintenance) Ground (M4) Connects to protective ground wire. TB2 (V+, V-) (M3.5) DC power supply terminal block Connects to DC power cables (...
Page 9 - -2. Monitoring and operation of the air conditioners; Note; The maximum number of units that each group can contain is 16.
9 1-2. Monitoring and operation of the air conditioners To monitor and operate the air conditioners, the EB-50 and a PC are required. Purchase the required licenses from your dealer. Refer to the Instruction Book (Web Browser for Initial Settings) for license registration. Note ● The required licens...
Page 11 - Notes on the microSD card installed on the EB-50; cannot be guaranteed.; Precautions for the replacement of microSD card; recommended to back up these data periodically.
11 Notes on the microSD card installed on the EB-50 ● The microSD card installed on the EB-50 has been set up at the factory. Do not use other SD cards as proper function cannot be guaranteed. ● The microSD card installed on the EB-50 differs from the ones sold on the market. ● The EB-50 will not st...
Page 14 - System configuration
14 4. System configuration The figure below only shows the transmission cable connections. Power cables are omitted. TB7 TB3 TB7 TB3 MA MA ME AHC MA M-NET LOSSNAY [051] [056] [057] [000] [004] [005] [001] [002] [003] [11] [12] [006] [007] [008] [009] [010] [106] [206] MA AHC M-NET Power supply unit ...
Page 19 - The system cannot be configured as shown in the examples below.
19 The system cannot be configured as shown in the examples below. ● Groups that are not under the control of a Main system controller cannot be controlled from a Sub system controller. Group Group Group Main system controller Sub system controller ● Each group cannot be placed under the control of ...
Page 20 - 0 indoor units
20 4-3. M-NET system setting example (1) Setting example for connecting multiple M-NET system controllers EB-50 [000] [201] M-NET (Main system controller) ON/OFF remote controller (Sub system controller) PC HUB LAN 50 indoor units LAN ● Make the initial settings such as group settings and interlock ...
Page 21 - 0 indoor units
21 (2) Setting example for controlling Mr. Slim units (A-control models) EB-50 [000] PC (Main system controller) LAN HUB 20 indoor units Groups 1–20 Mr. Slim outdoor units Groups 21 and 22 2 M-NET adapters (adapter address 21 and 22) LAN ● An M-NET adapter (sold separately) is required to connect th...
Page 27 - Each L-fitting must be attached to the EB-50 with two M3 screws.
27 Method 1: Installation using L-fittings 1. Have a metal control box ready. (Minimum steel thickness: 1 mm (3/64 in)) 2. Attach the supplied two L-fittings to the EB-50 with the supplied M3 screws. (Fig. 5-3) 3. Properly install the EB-50 with the M4 screws (field-supplied) horizontally inside the...
Page 28 - Method 2: Installation using DIN rail
28 Method 2: Installation using DIN rail 1. Have a metal control box ready. (Minimum steel thickness: 1 mm (3/64 in)) 2. Attach the supplied two DIN rail attachments to the EB-50 with the supplied M3 screws. (Fig. 5-4) 3. Properly mount the EB-50 on the DIN rail vertically (Fig. 5-5 and Fig. 5-6), t...
Page 29 - Hook the upper side of the attachments to the DIN rail.
29 [Mounting/removing the EB-50 on/from the DIN rail] up DIN rail attachment DIN rail Mounting Removing Fig. 5-6 (1) Mounting 1. Hook the upper side of the attachments to the DIN rail. 2. Push the lower part of the EB-50 until it snaps into place. Note ● Ensure that the DIN rail attachments are fixe...
Page 30 - Wiring connections; IMPORTANT; Removing the cover to access the wiring
30 6. Wiring connections All electric work must be performed by a qualified electrician according to the local regulations, standards, and the instructions detailed in this manual. Capacity shortage to the power supply circuit or improper installation may result in malfunction, electric shock, smoke...
Page 31 - Connecting protective ground wire
31 6-2. Connecting protective ground wire Connect an M4 ring terminal to the protective ground wire, and connect it to the ground terminal as shown in Fig. 6-2. Protective ground wire * Clamp the protective ground wire and DC power cables (24 VDC). Wire color: yellow/green Fig. 6-2
Page 32 - Connecting M-NET transmission cables and DC power cables (24 VDC); Be sure to use PAC-SC51KUA as a power supply unit.; not replace the label saying “Don’t
32 6-3. Connecting M-NET transmission cables and DC power cables (24 VDC) Connect the M-NET transmission cables and DC power cables (24 VDC) as shown in Fig. 6-3. (M-NET transmission cables A and B: Non-polarized; S: Shield) Be sure to use PAC-SC51KUA as a power supply unit. * Use M3.5 ring terminal...
Page 33 - Reinstalling the cover; Reinstall the cover using the three screws that were unscrewed.
33 Note ● Connect the M-NET transmission cables to the centralized controller system side, and supply power to the M-NET from PAC-SC51KUA. (Leave the power jumpers on all the outdoor units as they are (connected to CN41 at factory shipment).) 6-4. Reinstalling the cover Reinstall the cover using the...
Page 34 - Connecting LAN cable; Connect the LAN cable to the LAN port on the EB-50.; transmission cables.
34 6-5. Connecting LAN cable Connect the LAN cable to the LAN port on the EB-50. ● The LAN cable is field supplied. Use a category 5 or above straight LAN cable. ● Use a switching HUB. ● The maximum distance between the switching HUB and EB-50 is 100 m (328 ft). Fig. 6-5 LAN port Note ● LAN must be ...
Page 36 - Initial settings on the Web browser
36 Initial settings on the Web browser Settings Details Date and Time Current date/time, daylight saving time Basic System [Default network settings] IP address: 192.168.1.1 Subnet mask: 255.255.255.0 Gateway: 0.0.0.0 Unit Settings, Network Settings (IP address*, Subnet mask, Gateway), Display forma...
Page 37 - Set SW851 before turning on the power.
37 7-1. Quick IP address setting IP address can be easily set to an address between 192.168.1.1 and 192.168.1.15 with dipswitch SW851. Set SW851 before turning on the power. No. SW851 [0: OFF, 1: ON] IP address Subnet mask Gateway 1 2 3 4 0 0 0 0 0 Default 192.168.1.1 Default 255.255.255.0 Default 0...
Page 39 - Test run procedure; When the group operation starts, LED858 turns on.; Check for proper operation of each unit during the test run.
39 8. Test run Confirm that the group settings and interlock settings are complete before performing a test run. 8-1. Collective operation ON/OFF Test run procedure 1. Turn on the power to the EB-50 and all units. LED857 on the EB-50 turns on. 2. When LED857 turns off, press the Collective ON/OFF sw...
Page 40 - currently selected operation mode.
40 Note ● The operation mode cannot be changed with Collective ON/OFF switch (SW853). The units will start operation in the currently selected operation mode. ● The operation mode other than the “Test run” mode can be selected on the Web browser. Refer to the Instruction Book (Web Browser for System...
Page 43 - User's operation functions
43 9. Product features Any connected air conditioning systems can be operated or monitored on the EB-50 Web browser. The table below summarizes the available functions and settings on EB-50. Refer to the Web browser instruction books (separate volume) for details. Function Description User's operati...
Page 48 - Miscellaneous
48 Function Description Miscellaneous Back up settings data All settings data can be stored in the PC. Import settings data Backed-up settings data can be restored from the PC. Time synchronization Clocks on the controllers and the units that are under the control of the main system controller are s...
Page 65 - Java is a registered trademark of Oracle and/or its affiliates.; radio communications.
65 microSD and microSDHC Logos are trademarks of SD-3C, LLC. Java is a registered trademark of Oracle and/or its affiliates. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide rea...