100
ZM400 Series Indicators Service Manual
8
Option cards
8.9 AC input, 4 Inputs (120-240VAC) card
This card allows the connection of up to four 120-240VAC inputs.
Figure 8.11 AC 4 Input card
The use of Ztools is required to configure the AC Input option card.
CAUTION: For safety reasons the AC Input option card can only be used in the
primary earthed stainless steel enclosure.
TB1
Pin
Function
1
IN1-
2
IN1+
3
IN2-
4
IN2+
5
IN3-
6
IN3+
7
IN4-
8
IN4+
S1 switch settings must
all be OFF to operate.
AWT25-501903 PCBA
(U)
TB1
TB1
+
-
Hot
Neutral
Ground
<10mA
AC Plug
120-240 VAC
+
-