Philips PM2519 - Page 70

4-16
RN oN NO CHECK GALVANIC
4.2.14.
1€C-bus
test
(PM
2519/51)
Be
BeOS
SEPARATION
PART
YES
CORRECT VOLTAGE
ON PINT? GF >No aa
D601? H#SV)
YES
CORRECT VOLTAGE ON
THE FOLLOWING PINS ?
LOGIC 0 10V) NO. CHECK D605
AND D606
Ooo BINT. | D605 PINTO
D602 PIN; | 0604 PINT
CONNECT A .
CONTROLLER TO
THE PM 2519/51
CORRECT VOLTAGES ON IC.0602 ?
+5V NDAC ®&
+5V REDS NRFD we +3V
+5v DAVS DAV w& +3V
+5V SRO SRO +3V
+5v RENR REN & OV No
+5V AINE AIN Fs +33V Dees :
% + 38Vv TFCR IFC 3 +33V
+5v EOS co!
YES :
DISCONNECT
THE CONTROLLER
CONNECT PIN 8 OF
D602 TO LOGIC 0
VOLTAGE ON PINIA\ yo CHECK
OF D602 fy OV ? V608, D605
(NDAC MESSAGE) AND 0606
YES
VOLTAGE ON
PINé OF D602 NO ae
0V pee)
YES
SWITCH OFF THE IN-
STRUMENT CONNECT PING
TO LOGIC O{NDAC) SET
“TON“SWITCH TO POSITI-|
ON 1 SWITCH ON THE
INSTRUMENT.
TALKER ACTIVE
CORRECT VOLTAGE ON:
D604 PINT H+O2V
D603 PINT w+SV
D602 PINI wt+5V
0604 PINISH OV
NO CHECK
D601
YES
CORRECT VOLTAGE
ON D602:
PINS NDAC & OV {TRUE}
PING DAV OV {TRUE}
PINS NRFD %5¥ (FALSE)
NO CHECK
D602
é ST4434
Measurement zero is the zero of the power supply of 840713
the galvanic separation p.c.b.