Figure 44: Terminal Block - ABB 266 MODBUS User Manual

5. Install the new terminal block.
a. Push into place.
b. Secure with screws.
NOTICE – Property damage. Connecting field terminations to the termination block before the block is screwed
securely inside of the transmitter housing could damage the block, rendering it useless, inoperable, or dangerous
to operate. Be sure to secure the block mounting screws before reconnecting the wires. The terminal block
mounting screws act as a ground and connecting field terminations prematurely could create a short circuit.
6. Reconnect the following terminations to the terminal block in this order (Figure 43):
a. RTD.
b. RS-485.
c. Power.
7. Replace and secure the rear housing cover (go to section 5.2.2, Securing the housing cover).
8. Reconnect power to the transmitter.
9. Verify that the device configuration is correct and that the LCD is displaying correctly.
Terminal
Block
Screw

Figure 44: Terminal block

Screw
266 MODBUS® multivariable transmitter User manual 2105216 Rev. AB | 55
5 Service and maintenance