Pressure Module - Parr Instrument 4838 Operating Instructions Manual

Pressure Module

Press return key and release
Operation Select
Mode type/value
r-S Run
SP To be deter-
mined**
AL1H 0
LoC OFF
** If units are psi, SP = 0
If units are Bar, SP = 1
If units are MPa, SP = 2
Press and hold down "SET" for 5-sec
Operation Select
Mode type/value
InPt V5
tP-H Determined
by transduc-
er**
tP-L 0
CTRL ON/OFF
S-HC Heat
ALA1 2
SALA OFF
CoSH ON
C-Sl RTU
C-no 3
bPS 9600
Len 8
PrtY Even
StoP 1
Comment
Run/Stop
Decimal point position
Upper-limit alarm 1
Lock mode (lock all keys or
only up/down arrow able
to use)
Comment
Input type (V5 = 0-5V, V10
= 0-10V, nA0 = 0-20mA,
nA4 = 4-20mA, nV =0-
50mV)
Upper-limit pressure range
Lower-limit pressure range
Control mode (ON/OFF ,
MANUAL, PID and PID-
PROG)
Heat/Cool control
Alarm operates when PV
value is higher than SV
Value + ALH setting
System alarm
Communication write
function that able to use
set point from software
Format type
Communication address
Communication baud rate
Data length setting
Parity bit setting
Stop bit setting
** Set according to the following:
Transducer tP-H for
range - psi psi
200 200
300 300
500 500
1000 1000
2000 2000
3000 3000
5000 5000
7500 7500
Press "SET" and release
Operation Select
Mode type/value
HtS 0
tPoF 0
4838 Reactor Controller
tP-H for tP-H for
Bar MPa
13.79 1.38
20.68 2.07
34.47 3.45
68.95 6.89
137.9 13.79
206.8 20.68
344.7 34.47
517.1 51.71
Comment
Heating hysteresis setting
Temperature correction
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