847 PET General

1. 847 PET General

Intrinsically safe
Suitable for outdoor use, IP55 (NEMA 3R)
Rechargeable batteries (for ³ 8 hrs operation)
Battery saver
Purpose
commissioning - verification of settings
calibration
- diagnostics
commands - service and maintenance
2nd display - trouble shooting
Common for entire ENRAF family of instruments
PET
Portable Enraf Terminal

2. 847 PET Operating modes

IR-adaptor
Hand-held terminal in IR-mode
(default)
EN-adaptor
Remote terminal in EN-mode
(setup)
EN-adaptor
mains-adaptor
RS232-adaptor
Interface unit (protocol convertor)
in RS232-mode (setup)
RS232-adaptor is optional

3. 847 PET Setup

POWERON
POWER OFF
NORMAL OPERATION
SETUP
FROM
ANY
SUBMENU

4. 847 PET IR-mode

May be used in hazardous areas
Preparation
connect PET via IR-adaptor to IR-connector of instrument
Operation
power on
instrument data appears on PET-display (2nd display)
working with PET (next sheet)
communication error
error message is displayed
for overview, type §+E
power off
manual
§+Z
auto
keyboard time-out (15 min.)

5. 847 PET IR mode

Working with PET
request for data
type in any item [xx], followed by ¬
for set of items refer to instrument manual
user prompt
U> W2
U> TG
instrument prompt
I> W2ENRAF2
I> TG
description
data- and NOVRAM-items
command-items
Modify setting
enter protection level 1 or 2 with password [W1] or [W2]
Instrument will display ------------------------------------®
specify setting (refer to instrument manual(s))
exit protection level with [EX]
user prompt
U> W2=ENRAF2
U> HA=+015.0000
U> EX
instrument prompt
I> W2 ok
I>2> HA=+015.0000
I>2> EX busy
description
enter protection level 2
modify setting of [HA]
exit, return to operational