Rockwell Automation 1405-M620 Operating Instructions - Manual (Page 10)

Publication 1405-IN002C-EN-P - November 2004
10 Bulletin 1405 (M620) Operating Instructions
Analog outputs selected as ‘I’, ‘=’, ‘P’ or ‘S’ provide a linear
measurement scaled from zero to the full-scale value as configured by
the V
nominal
and I
nominal
settings.
Refer to Table 4 and Table 5 for more information.
With the output range set to 0 to 20 mA, the relationships are:
Table 4
Line-to-line voltages (V
L-L
)
for 0 to 20 mA Range
10 mA V V
nom
⁄ ( ) 1 –
( ) 4 10 mA • •
+
Line-to-neutral voltages (V
L-N
)
for 0 to 20 mA Range
10 mA 3 ( ) V V
nom
⁄ ( ) 1 –
( ) 4 10 mA • • •
+
Currents 20 mA I I
nominal
⁄ •
Power (per phase)
20 mA PX V
nominal
3 I
nominal
• ⁄ ( ) ⁄ •
Total power 20 mA P V
nominal
I
nominal
3 • • ( ) ⁄ •
Power factor 10 mA 10 mA 1 Cos f –
( ) 0.5 (capacitive ⁄ ( ) •
+
10 mA 10 mA 1 Cos f –
( ) 0.5 (inductive ⁄ ( ) •
–
With the output range set to 4 to 20 mA, the relationships are:
Table 5
Line-to-line voltages (V
L-L
) 4 mA 8 mA V V
nom
⁄ ( ) 1 –
( ) 4 8 mA • •
+ +
Line-to-neutral voltages (V
L-N
)
4 mA 8 mA 3 ( ) V V
nom
⁄ ( ) 1 –
( ) 4 8 mA • • •
+ +
Currents 4 mA 16 mA I I
nominal
⁄ •
+
Power (per phase)
4 mA 16 mA PX V
nominal
3 I
nominal
• ⁄ ( ) ⁄ •
+
Total power
20 mA P V
nominal
I
nominal
3 • • ( ) ⁄ •
Power factor 4 mA 8 mA 8 mA 1 Cos f –
( ) 0.5 (capacitive) ⁄ •
+ +
4 mA 8 mA 8 mA 1 Cos f –
( ) 0.5 (inductive) ⁄ •
– +