Electrical Connection - Mettler Toledo 4000TOCe Guia De Inicio Rapido

4 4000TOCe Sensor Installation continued
Connect the 0.125" (3 mm) PTFE tubing to a sample point isolation valve (not supplied).
Warning: For inlet pressure above 85 psi (5.9 bar), a pressure regulator (Thornton p/n
58 091 552) is required. Flush sample tubing before installing at the sensor. Close the
isolation valve. Attach the other end of the PTFE tubing to the sample conditioning coil then
attach the sample conditioning coil to the high capacity inlet filter.
Connect the stainless steel drain tube (Thornton p/n 58 091 553) as shown in Figure 2
and direct outlet to an atmospheric drain.
Figure 2

5 Electrical Connection

WARNING: MAIN POWER MUST EMPLOY A SWITCH OR CIRCUIT BREAKER
AS THE DISCONNECTING DEVICE FOR THE EQUIPMENT. THE BREAKER
SHOULD BE PROPERLY LABELED AND EASILY ACCESSIBLE FOR SYSTEM
ISOLATION BY SERVICE PERSONNEL. THE CIRCUIT BREAKER SHALL HAVE A
MAXIMUM OF 20 AMP RATING.
Two fittings are provided on the left side of the 4000TOCe enclosure: the AC Power
bulkhead fitting for power cable, and the M300TOC patch cable connection. Feed the
power cable through the bulkhead fitting on the side-wall. Line and Neutral AC power
connections are positioned on the right side of the printed circuit board. The AC Ground
connection is provided on a grounding plate located at the inside-top of the sensor door.
See Figure 3 for terminal wiring. Ensure line fuse is properly installed. See product label
for specified fuse size.
Figure 3
HIGH CAPACITY INLET FILTER
ASSEMBLY & DRAIN
EARTH GROUND
NEUTRAL
LINE
AC LINE IN
LINE FUSE
AC
LINE
IN
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