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SETUP
Setups can be performed directly on the front panel or via PAS communication
software - see Chapter 4 for full instructions.
Performing Basic and Communications Setup
Press
Press to activate middle window; press
▲▼
to scroll to option.
Press to activate lower window; press
▲▼
to scroll to value.
Press to save selected value.
Basic and Communications Setup: Default Options
Code Parameter Default
Description
ConF Wiring
mode
4Ln3
4-wire Wye using 3 PTs
Pt
PT ratio
1.0
Potential transformer primary to secondary
ratio
U.SEC PT secondary voltage
120
∗
(U)
400
∗
, V
Nominal secondary voltage of the phase
potential transformer
Ct
CT primary current
5A
Primary rating of the phase current
transformer
d.P
Power demand period 15 min
Length of demand period for power
demand calculations, in minutes.
E = external synchronization
n.dp
Number of power
demand periods
1
No. of demand periods to be averaged for
sliding window demands. 1 = block interval
A.dP Ampere/Volt
demand
period
900 s
Length of demand period for volt/ampere
demand calculations, in seconds
0 = measuring peak current
buF Buffer
size
8
Number
of measurements for RMS
averaging
Freq
Nominal frequency
50/60 Hz Nominal power utility frequency
LoAd Maximum demand load
current
0
Maximum demand load current used in
TDD calculations: 0 = CT primary current
rSt
Reset enabled
En
Enabled (disable to protect all reset
functions)
Prot Communications
protocol
ASCII
ASCII protocol
rS
Interface standard
485
RS-485 interface
Addr Address
1
Device
address
bAud Baud rate
9600 bps Baud rate
dAtA Data format
8n
Data format (8 bits, no parity)
H.Sh Flow control
(handshaking)
nonE
No flow control
rtS
RTS control
nonE
RTS is not used
CPtb ASCII
compatibility
mode
diS Disabled
bASc
4L-n
ConF
Prt.1
ASCII
Prot
menu
option
value
menu
option
value
SELECT
CHG
ENTER
Î
Î
SELECT
SELECT
ENTER
Содержание PM172EH Series
Страница 1: ...Series PM172EH Powermeters Installation and Operation Manual BG0361 Rev A2 ...
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