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Reference Manual
IP2030/RM, Rev AA
Section 4: Getting started
June 2014
Section 4: Getting started
Figure 4-16. Transmitter Input Channel 1 for a 4–20 mA input
Figure 4-17. Transmitter Input Channel 1 for a HART input
Figure 4-18. Transmitter Input Channel 2 for a HART input
Conditioning
and damping
mA Input
P321
Normalise
mA to %
Input
Source
Select
P111
D842
mA mA
%%
Apply
Input
Offset
P112
Channel
Profile
Select
D802
(TV)
D840
Apply
Input
Scaling
P114
%%%
mA
D801
(SV)
P113
Low
Cut-off
Check
Scaled
Profiles
Non-Linear Profile Post Scale NLP
(PV)
D800
4-20mA Limit
Alarm Check
<3.7mA
>20.75mA
P117
P115 P116
D851
(CH1 O/P)
P111 = “mA in”
PV
Damping
P210
Note:
Optional damping of mA readings ten times a second: mA = [mA_before + ((mAnow - mA_before)/(1+10 * P321))]
Optional damping of control unit PV ten times a second: D800 = [D800before + ((D800now - D800before)/(1+10 * P210))]
Input
Source
Select
P111
D900
Txr
HART
Variables
D901
D902
D903
PV, SV,
TV or FV
P112
Apply
Input
Offset
P114
Apply
Input
Scale
(SV)
D801
(TV)
D802
(FV)
D803
SV, TV and FV
Low
Cut-off
Check
D800
Profile
Select
P113
Scaled
Profiles
Non-Linear
Profile
Post
Scale
NLP
(PV)
Output
Map
P117
SV
P115 P116
TV
FV
D851
(CH1 O/P)
P111 = “Tx1 : PV”
PV
Damping
P210
Note:
Optional damping of control unit PV ten times a second:
D800 = [D800before + ((D800now - D800before)/(1+10 * P210))]
Input
Source
Select
P121
D900
Txr (Tx2)
HART
Variables
D901
D902
D903
PV, SV,
TV or FV
P122
Apply
Input
Offset
P124
Apply
Input
Scale
(SV)
D801
(TV)
D802
(FV)
D803
Low
Cut-off
Check
D800
Profile
Select
P123
Scaled
Profiles
Non-Linear
Profile
Post
Scale
NLP
(PV)
P127
P150
D851
(CH1 O/P)
P125 P126
D852
(CH2 O/P)
FV
Select
Tx1
Tx2
PV, SV,
TV and FV
PV, SV,
TV and FV
P151
PV
Damping
P210
P121 = “Tx2 : PV”
Note:
Optional damping of control unit PV ten times a second:
D800 = [D800before + ((D800now - D800before)/(1+10 * P210))]