Explosion-Proof Design; Design With Additional Binary I/Os; Design Without Additional Binary I/Os - Emerson Bettis RTS Installation, Operation And Maintenance Manual

Installation, Operation and Maintenance Manual
VCIOM-15590-EN Rev. 0
2.2

Explosion-proof Design

Generally, no bus termination is provided in the BETTIS RTS in the explosion-proof design,
i.e., the bus has to be implemented on both ends on the system side.
As an option, however, the bus connection can also be implemented in BETTIS RTS. This
has to be specified when ordering.
In such case, the bus connection can be enabled by bridging the terminals:
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WARNING
!
The shield has to be put on the clamping brackets (cross-section). See Figure 6 or Figure 7.
2.2.1

Design with Additional Binary I/Os

Figure 6
Shielding
connection
clamp
2.2.2

Design without Additional Binary I/Os

Figure 7
Shielding
connection
clamp
Terminal
strip
As an option, 4 x M20 drilled holes can be provided for additional cable entries.
Connection
A to AT
B to BT (single channel version)
A1 to A1T
B1 to B1T
A2 to A2T
B2 to B2T (dual channel version).
Additional frame
Terminal
Metallic cable glands
strip
(closed with blind screw connections at delivery) 4 x M20 x 1,5
Section 2: Connection
November 2021
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