Table of Contents
Advertisement
2.6 BACK OF THE METER
Figure 2-2 shows the label describing the connectors on the back of the meter. Table 2-1
on the following page gives a brief description of each connector at the back of the
meter.
TB1
7
8
9
+ -
N/C
DC
dc-power connector
label detail
Figure 2-2. ac Power Connector Label (with dc Power detail)
POWER & INPUT CONNECTIONS (pH)
NO EXTERNAL RETURN: INSTALL S4-A
EXT RETURN: REMOVE S4-A & CONNECT EXT RTN TO "-R"
TB1
RELAY 1
RELAY 2
N.O.1
N.C.1
COM1
N.O.2
N.C.2
COM2
1
2
3
4
5
6
7
8
9
10*
11*
L
N
VOLT
CURR
AC
ANALOG OUT*
= CONNECT TO LOW VOLTAGE LIMITED ENERGY CIRCUITRY ONLY.
*
About The Meter
A
S4
pH INPUT*
TB2
12*
1*
2*
3*
-R
N/C
RTN
+R
RTD INPUT*
2
TB5
1*
2*
3*
VOLT
CURR
RTN
ISOLATED*
ANALOG OUT
9
Hide quick links:
Advertisement
Table of Contents
