Rice Lake 520 Analog Output Card Installation - Manual

May 24 , 2013 78072 Rev A
520 Digital Weight Indicator
Analog Output Card Installation Instructions
PNs 67607
Use the following procedure to install an analog output
card in the 520 indicators:
1. Disconnect indicator from power source.
WARNING
Disconnect power before removing
indicator backplate.
2. Place indicator face-down on an antistatic work
mat. Remove screws that hold the backplate to
the enclosure body.
CAUTION
Use a wrist strap to ground yourself and
protect components from electrostatic
discharge (ESD) when working inside the
indicator enclosure.
3. Carefully align the large option card connector
with connector J2 on the CPU board (see
Figure 1). Press down to seat the option card in
the CPU board connector.
J2
Figure 1. Installing Option Card Onto CPU Board
4. Use the screws provided in the option kit to
secure the other end of the option card to the
threaded standoffs on the CPU board
5. Install terminal block end of cable assembly to
connector J1 of analog output option card (see
Figure 2).
6. Remove existing cover plate from the back of the
enclosure (see Figure 3).
7. Reuse kep nuts to secure analog cover plate to
standoffs located on the inside of the enclosure
backplate.
8. Set the mode select jumper (see Figure 2) for
voltage (V) or current (I) output.
9. Once cabling is complete, position the cover over
the enclosure and reinstall the screws.
Note
Use the torque pattern shown in the indicator
Installation Manual. Torque screws to 15 in-lb
(1.7 N-m).
10.Reconnect power to the indicator.
11.Configure the analog output card as described on
page 2.
Mode Select
Jumper
VOLTAGE– VOLTAGE+ CURRENT– CURRENT+
I
V
J1
Figure 2. Analog Output Card
Cable

Assembly
Terminal
Block
Standoffs
Cover
Plate
Figure 3. Analog Output Cable Assembly
The indicator automatically recognizes all installed
option cards when the unit is powered on. No
hardware-specific configuration is required to identify
the newly-installed card to the system.