Pulsar 5000 series - Range Switch and Load Resistance; Load Resistance for 4-20 mA Transmitter

To maintain sealing integrity ensure end cap ‘O’ ring is correctly seated, and clean prior to re-
fitting.
RANGE SWITCH DETAILS
Switch Position
(Current Mode)
Range
Switch Position
(Voltage Mode)
Range
0 Not Used 8 W
1 Not Used 9 X
2 Not Used A Y
3 Not Used B Z
4 W C Not Used
5 X D Not Used
6 Y E Not Used
7 Z F Not Used
Range Downranging Scope (Nominal)
W 110 to 74%
X 78 to 52%
Y 54 to 37%
Z 47 to 32%
LOAD RESISTANCE (4-20mA Transmitter)
The total permissible resistive load in the loop (to include all the cable resistance) can be from
'zero to 50 x (supply volts -8.5) ohms' e.g. with a 12V d.c. supply the permissible load is from
zero up to 175 ohms (Figure 1).
Figure 1