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April 2020
conductivity is within a user-selectable percentage of the limit. USP*
alarming is available only when a contacting conductivity measurement
board is installed.
2.2
Prepare conduit openings
The transmitter enclosure has six conduit openings. Four conduit openings
are fitted with conduit plugs.
Conduit openings accept ½-in. conduit fittings or PG 13.5 cable glands. To
keep the case watertight, block unused openings with NEMA
conduit plugs.
Note
Use watertight fittings and hubs that comply with the requirements of
UL514B. Connect the conduit hub to the conduit before attaching the fitting
to the transmitter (UL508-26 16).
2.3
Prepare sensor cable
The Rosemount T1056 is intended for use with all Rosemount sensors. Refer
to the sensor installation instructions for details on preparing sensor cables.
2.4
Power, output, and sensor connections
2.4.1
Power wiring
Emerson offers two power supplies for the Rosemount T1056
1. 24 Vdc (20-30 V) power supply (02 ordering code)
2. 85-265 Vac switching power supply (03 ordering code)
AC mains (115 or 230 V) leads and 24 Vdc leads are wired to the power
supply board which is mounted vertically on the left side of the main
enclosure cavity. Each lead location is marked clearly on the power supply
board. Wire the power leads to the power supply board using the lead
markings on the board.
Quick Start Guide
Quick Start Guide
®
4X or IP65
17
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