Putting into service
6. PUTTING INTO SERVICE
1.
Plug wireless
sensor module
ZA1729-BTFS into a sensor socket on the
ALMEMO
®
measuring instrument or data logger and switch the device ON.
2.
Connect the
sensor
at socket
M0 (1)
on the
2790 device
see 9.
3.
Ensure that the correct
power supply
is provided by means of three Ni-MH
rechargeable batteries, three AA batteries, or a mains adapter see 7.1, 7.2
4.
To
switch device ON
press key
ON
once and release. See 7.5
5. Select a measuring channel
using key
▲
(5), and read out measured
values (4e). see 11.1.1
6. Program the cycle
in function
´
ZY
´
see 13.1
Start measuring operation in the 'Measured value' function by pressing key
F1
; the ´
START
´ arrow should light up.
As soon as the link is established, the ´
CONNECT
´ arrow on the sensor de-
vice and the yellow LED on the wireless sensor module both light up.
Measured values from the first four active measuring channels are transmit-
ted cyclically via the wireless link to the socket on the ALMEMO
®
measuring
instrument to which the wireless sensor module is connected. See 9.2
In the event of failure affecting the wireless measuring instrument, two cy-
cles are left to complete and then sensor breakage is reported. If the cycle
is set to more than 0, the device will, after transmission, resume sleep mode
(display SLP).
7.
To
terminate a measuring
operation press key
F1
or, if in sleep mode,
press key
ON
; stop the data logger.
7. POWER SUPPLY
Power can be supplied to the measuring instrument in any of the following
ways:
- Three rechargeable Ni-MH batteries (size AA) (included in delivery)
- Mains adapter, 12 V, 2A, with ALMEMO
®
plug
ZA 1312-NA10
- Power supply cable, electrically isolated (10 to 30 VDC, 0.25 A)
ZA 2690-UK
- Power supply and interface via ALMEMO
®
USB data cable
ZA 1919-DKU5
Our product spectrum covers all the appropriate accessories.
7.1 Operation using rechargeable batteries / batteries
The device is normally powered by three rechargeable Ni-MH batteries (size
AA). Or, alternatively, it can be powered using standard commercially availa-
ble batteries. The device incorporates for this purpose an intelligent battery
recognition system.
7.1.1 Operation using rechargeable batteries
On leaving our factory the device is fitted with three rechargeable Ni-MH batte-
ries. As soon as the mains unit is connected the integrated charge circuitry in-
itiates charging in the device. Operating time in continuous operation with a
ALMEMO
®
2790
11
