Rice Lake SURVIVOR 420 Plus/420HE Analog Output Card Installation User Manual

Analog output card installation instructions, 420 plus enclosure disassembly, 420he enclosure disassembly

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November 2010 PN 85455

420 Plus HMI/420HE Digital Weight Indicator

Analog Output Card Installation Instructions

PN 85659

420 Plus Enclosure Disassembly

Ensure power to the indicator is disconnected, then
place the indicator face-down on an antistatic work
mat. Remove the screws that hold the backplate to the
enclosure body. Lift the backplate away from the
enclosure and set it aside.

420HE Enclosure Disassembly

Ensure power to the indicator is disconnected, then
place the indicator on an antistatic work mat. Unhook
the draw latches and open the indicator.

Use a wrist strap to ground yourself and
protect components from electrostatic
discharge (ESD) when working inside
the indicator enclosure.

NOTE:

Ensure jumpers JP1 and JP2 are in position 2

(POS2) on the analog output board as shown in
Figure 1.

Mount the analog output module on its standoffs in
the location shown in Figure 1 and plug the module
input into connector J9 on the CPU board. Connect
output cable to the analog output module as shown in
Table 1, then reassemble the enclosure.

Table 1. Analog Output Module J1 Pin Assignments

Figure 1. Analog Output Module Installation on CPU Board

Pin

Signal

1

+ Current Out

2

– Current Out

3

+ Voltage Out

4

– Voltage Out

C7

RESET

R2

C15

C20

C19

R5

MECCA

C3

+5A V

R1

C13

R16

LED2

GND

GD1

C1

F1

DI

2

DI

1

DFB2

TR1

TVS2

TVS3

TVS6

C33

C31

DO2 DO1

C10

C9

+5V

G2E

R25

C30

VR3

R6

C8

U7

C5

C6

U8

R15

U1

LED1

EDP/

RS-232

JP2

C65

U3

SW1

SETUP

C32

C2

XT1

DFB1

TR2

TVS1

TVS5

TVS4

+3. 3

R7

R4

C16

C4

DIGIN

1

J1

LOAD CELL

U2

D1

U19

U6

U9

SERIAL

1

9

1

1

2

8

1

1

Gn

d

20mA+

Gnd

TxD

Gnd

Gn

d

DI

2

EXC-

19

20

E XC+

SEN-

SEN+

SIG-

1

5

1

1

1

20mA-

RxD

RxD

TxD

DI

1

SIG+

Micr o-

pr ocesso

r

DISPLA

Y

DRIVERS

KEYPAD

CONNECTOR

ANALOG

OUTPUT

OPTION CARD

REMOTE

SETUP

SWITCH

DC INPUT

R9 R10

R11 R12

ANA

ME

M

AD

HB

J9

J10

U4

OFF TEST

A/D CONVERTER

U10

U11

J2

J3

J4

J7

J8

J11

J12

JP1

J1

4

3

2

1

JP2

POS

1

POS

2

JP 1

POS

1

POS

2

DIGOUT

1

+5V

DO2

Gnd

DO1

J6

R46

R47

U14

JMP3

(Factory Only)

ON

OF F

KEYPAD

CONNECTOR

HE_J2

1
2

B1

+

To be the best by every measure

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