Ahlborn ALMEMO 2470-1S Operating Instruction page 25

Sensors / transducers
Dyn. press., 40 m/s, with TC and PC FD A612-M1
Dyn. press., 90 m/s, with TC and PC FD A612-M6
Rel. atmosph. humidity capacitive
Rel. atm. humidity capacitive with TC FH A646-C
Rel. atm. humidity capacitive with TC FH A646-R
Mixture ratio capacitive, with PC
Dew-point temperature capacitive
Partial vapor pressure capacitive
Enthalpy capacitive, with PC
Humid temperature
Rel. humidity psychrometric, with PC FN A846
Mixture ratio psychrometric, with PC FN A846
Dew-point temp. psychrom., with PC FN A846
Partial vapor press. psychrom., w. PC FN A846
Enthalpy psychrometric, with PC
Conductivity probe with TC
CO sensor
2
O saturation with TC and PC
2
O concentration with TC
2
Function channels
Differential channels Mb1 - Mb2
Maximum value of channel Mb1
Minimum value of channel Mb1
Average val. over time, M(t) of Mb1
Average value M(n) Mb2 to Mb1
Sum S(n) Mb2 to Mb1
Total pulses S(t) of Mb1
Pulses / print cycle of Mb1
Alarm value of channel Mb1
Wet bulb globe temperature
Measured value of Mb1
Cold junction temperature
Number of averaged val. of Mb1
/h M (Mb1)*Q
Volume flow m 3
Timer
TC = Temperature compensation; PC = Pressure compensation
Sensor / plug Measuring range
0.50 to 40.00
1.00 to 90.00
FH A646 0.0 to 100.0
0.0 to 100.0
0.0 to 100.0
FH A646 0.0 to 500.0
FH A646 -25.0 to 100.0
FH A646 0.0 to 1050.0
FH A646 0.0 to 400.0
FN A846 -30.00 to +125.00
0.0 to 100.0
0.0 to 500.0
-25.0 to +100.0
0.0 to 1050.0
FN A846 0.0 to 400.0
FY A641-LF 0.0 to 20.000
FY A600-CO2 0.0 to 2.500
FY A640-O2 0 to 260
FY A640-O2 0 to 40.0
any
any
any
any
any
any
ZA 9909-AK2 0 to 65000
ZA 9909-AK2 0 to 65000
any
ZA 9030-FS
any
any
any
any
any
Measured value
Units
m/s
m/s
%H
%H
%H
g/k
°C
mb
kJ
°C
%H
g/k
°C
mb
kJ
mS
%
%
mg
°C
°C
mh
s
ALMEMO ® 2470
Abbrevi-
ation
L840
L890
% rH
HcrH
H rH
H AH
H DT
H VP
H En
P HT
P RH
P AH
P DT
P VP
P En
LF
CO2
O2-S
O2-C
Diff
Max
Min
M(t)
M(n)
S(n)
S(t)
S(P)
Alrm
UbGt
Mess
CJ
n(t)
FLow
Time
25