Emerson MRLDS operation manual Controller Setup for Modbus Mrlds, Gateway Troubleshooting

100:CNT: 1

GAS: R134A

ST: NORMAL

ALM: NONE

FAIL I/O NET

Figure 4-17- Status Screen

NOTE: If the HHT displays any type of alarm, contact the CPC Service Department (770-425- 2724) to verify if the MRLDS unit should be

replaced.

4.3.10.4Setup/Online Screen

2 - The Setup/Online screen displays the addressing of the devices and whether they are enabled. Press the right/ left arrows to select the first address in the list. Toggle the minus button to enable the first address in the list (Figure 4-18). If communication is established, the screen will show “ON-L” indicating the unit is set up and online.

100:ENBLE ON-L

103::

FAIL I/O NET

Figure 4-18- Setup/Online Screen

NOTE: For IRLDS mode, disable unused addresses by toggling the minus key to DISABLE. Unused addresses that have not been

disabled may cause a false failure on the E2.

4.3.10.5Firmware Revision Screen

3 - The Firmware Revision screen displays the address of the MRLDS unit with its associated firmware revision.

100:ENABLE 1.12

102:------

103:------

104:------

FAIL I/O NET

Figure 4-19- Firmware Revision Screen

4.3.11 Gateway Troubleshooting

If there is an issue with the Gateway board, the HHT Home screen (F1) can give status indicators to report the issue. The Home screen will display a warning if there is a failure associated with the I/O Network or flash on the Gateway board. Select the HHT Status screen to view sta- tus information for each MRLDS unit.

4.4Controller Setup for Modbus MRLDS

4.4.1Mapping The MRLDS as an IRLDS Application

To set up communication on the I/O Network as an IRLDS application:

1.Log in to the E2 controller.

2.Press the Menu button to open the Main Menu.

3.Select 7. System Configuration.

4.Select 7. Network Setup.

5.Select 2. Connected I/O Boards & Controllers and add the desired number of MRLDS Gate- ways as IRLDS under I/O Net Devices. Up to 12 units can be connected to each Gateway.

6.Press the J(Back) button and select

1. Online Status (Alt + N) to check the status.

7.Go into the IRLDS application under General Setup and add the number of MRLDS units (Num Channels field) connected to the Gateway.

4.4.2Designating MRLDS as a 16AI Board

1.Log in to the E2 controller.

2.Press the Menu button to open the Main Menu.

3.Select 7. System Configuration.

4.Select 7. Network Setup.

5.Select 2. Connected I/O Boards & Controllers and add the desired number of 16AI boards under I/O Net Devices.

6.Press the J(Back) button and select

1. Online Status (Alt + N) to check the status.

For mapping the MRLDS unit as a 16AI board, first set dip switch #5 on the Gateway board to the ON position.

Follow Steps 1-6above, but for Step 6 select the num- ber of 16AI boards to equal the number of MRLDS Gate-

Controller Setup for Modbus MRLDS MRLDS Modbus Version (809-101x) • 11