Intek RheoVac 940 - Manual (Page 26)

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TABLE VII. Field Check Readings
JP4WIRE
LABEL† TRANSDUCER CABLE / WIRE
SIGNAL DEFINITION
EXPECTED
VOLT AGE [V dc]
* RECORDED
VOLT AGE [V dc]
+ !
B A Flow sensor common voltage sense < 1.0V
C A Flow sensor current return 0.000V
D F Flow sensor heated RT D voltage sense Range: 5 to 40mV
E B Flow sensor heated RTD current source Range: .2 to .4V
F B Flow sensor reference RTD voltage sense Range: .2 to .4V
G B Flow sensor reference RTD current source Range: .2 to .4V
H B Flow sensor heater <10V
I Q Relative saturation sensor voltage source Range: 10 to 14V
J K Relative saturation sensor RTD differential voltage sense (+) Range: 1.0 to 1.4V
K Q Relative saturation sensor RTD offset voltage sense Range: 0 to !2V
L M Pressure sensor differential voltage sense (+) Range: 0 to 100mV
M K Pressure sensor offset voltage sense Range: 1.5 to 2.5V
N Q Relative saturation sensor voltage (+) Range: .5 to 5.5V
O K Pressure sensor current source Range: 3.5 to 4.5V
P K Relative saturation RTD current source Range: 1.0 to 1.4V
R Q Relative saturation heater supply Range: !2 to !4V
S Q Relative saturation heater return Range: !.7 to +.05V
T K Pressure sensor port heater supply Range: !18 to !24V
U Q Pressure sensor port heater return < .1V
*Complete this table and fax it to the factory (See SECTION 5 — CUSTOM ER SERVICE).
†Connect + lead of volt meter to + column; Connect
! lead of volt meter to ! column.