Electrical Connection; Terminal Block (Tb) Definitions M800 Transmitter - Mettler Toledo 6000TOCi Guia De Inicio Rapido

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 enclosure: the AC Power bulkhead fitting
for power cable, and the M800 patch cable connection. Feed the power cable through
the bulkhead fitting on the side-wall. Remove the two thumb screws protecting the TOC
circuit board. Line and Neutral AC power connections are positioned on the top-left
side of the TOC enclosure. The AC Ground connection is provided on a grounding plate
located to the left of the Line and Neutral terminals. See Figure 3 for terminal wiring. See
product label for specified fuse size.
Figure 3
LINE
LINE
EARTH GROUND
EARTH GROUND
NEUTRAL NEUTRAL
6 Terminal Block (TB) definitions M800 Transmitter
6000TOCi Sensor Cable Connection
TOC Sensor uses 58 080 27X cables.
TB2 and TB4 – Terminal Assignment for 6000TOCi
TB2
(ISM Ch1,2)
Term. Function
1 DI2+
2 DI2–
3 1-Wire_Ch1
4 GND5V_Ch1
5 RS485B_Ch1
6 RS485A_Ch1
7 GND5V_Ch1
8 5V_Ch1
9 24V_Ch2
10 GND24V_Ch2
11 1-Wire_Ch2
12 GND5V_Ch2
13 RS485B_Ch2
14 RS485A_Ch2
15 GND5V_Ch2
16 5V_Ch2
*For M800DP Transmitters equipped with Profibus DP communication capabilities, please refer to the M800DP Trans-
mitter Operation Manual.
8
TB4 6000TOCi
(ISM Ch3,4)
Function Sensor wire color
DI6+ –
DI6– –
1-Wire_Ch3 –
GND5V_Ch3 –
RS485B_Ch3 black
RS485A_Ch3 red
GND5V_Ch3 white
5V_Ch3 blue
24V_Ch4 –
GND24V_Ch4 –
1-Wire_Ch4 –
GND5V_Ch4 –
RS485B_Ch4 black
RS485A_Ch4 red
GND5V_Ch4 white
5V_Ch4 blue