1.2 Operating controls
(1) ON/OFF switch
up :
ON
down :
OFF
(2) Measuring inputs M0, M1, M2
M0, M1 for all ALMEMO
®
sensors
M2 Function channel, difference
M10 - M32 Additional channels
(3) Output socket A1
Analog output (ZA 1601-RK)
V24 interface (ZA1909-DK5/L)
(4) Socket DC
Mains adapter
(ZB 2290-NA, 12 V, 200 mA
)
Connecting cable
(ZB2290-EK,7-13V DC
)
Cable, electrically isolated
(ZB 2290-UK, 10-30 V)
(5) LCD-display
(6) Function keys
M
▲
Meas. value, meas. point
MAX
Call up maximum value
MIN
Call up minimum value
HOLD
Freeze measured value
CLEAR
Set measured value to zero
Delete Max, Min, Hold
(7) Battery compartment
(rear of dev.)
9-volt alkaline-manganese battery
(6F22) Space for reserve battery
(5) LCD-display
(a)
Symbols for operating states
Battery voltage < 7 V
BAT
▲
CORR
Correction of meas. val.
flashes Reference measurement
▲
MAX
Maximum value
▲
MIN
Minimum value
▲
HOLD
Measured value frozen
▲
START
Measuring point scan
▲
COM
Measured value output
▲
ALRM
Limit value exceeded
(b)
6 x 7-segment display
for:
measuring point, measured value
(c)
2 x 16-segment display
for:
units for measured value
8
ALMEMO
2390-3
Operating controls
CORR
a
b
c
MAX
MIN
HOLD
START COM ALRM
(1)
( 2 )
( 3 )
(4)
(5)
(7)
(6)