98
ZM400 Series Indicators Service Manual
8
Option cards
8.7 2nd Scale Input 10 VDC Excitation w/STVS card
This card allows you to connect a second analog scale with 10VDC excitation.
Figure 8.10 10VDC Excitation Analog Scale Input option card
SENSE Excitation Jumpers
l
4 wire loadcells requre
jumpers to be ON the
pins.
l
6 wire loadcellss require
jumpers to be OFF the
pins.
TB1
Pin
Function
1
-EXC (-5V)
2
+EXC (+5V)
3
-SEN
4
+SEN
5
-SIG
6
+SIG
7
SHLD
S1 switch settings must
all be OFF to operate.
Built in Severe Transient
Voltage Suppression (STVS)
circuitry for high voltage
protection.
Содержание ZM401
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