Technical data
i
ndu
Q
®
- Series VMM
- 52 -
© SIKA
•
Ba_VMM_us
•
09/2018
Type
VMM32 …VMM200
Output signal display electronics
Pulse / Frequency output:
Signal type (selectable)
Pulse signal or frequency signal
Signal shape
Square wave signal
Pulse output:
Pulse rate:
ID ½"
1" 1 ¼" 1 ½" 2" 2 ½" 3"
4"
5"
6"
8"
-
factory-set
[pulses/gal] 5
5
5
5
5
5
5
5
2
2
1
-
Pulse significance
-
Pulse width
≤ 1000
Pulse/s
≥ 0
.
1 ms (max. 2s) • adjustable
Frequency output:
0…1 kHz
1)
:
ID ½"
1" 1 ¼" 1 ½" 2" 2 ½" 3"
4"
5"
6"
8"
-
from 0 to
[GPM] 15
50
50
50
100 250 250 300 500 700 1000
Accuracy
additionally ±0.05 % per 10 K
Analog output:
0/4…20 mA
1)
:
ID ½"
1" 1 ¼" 1 ½" 2" 2 ½" 3"
4"
5"
6"
8"
-
from 0 to
[GPM] 15
50
50
50
100 250 250 300 500 700 1000
Signal current (selectable)
0…20 mA • 4…20 mA
(active)
Current limitation
21.6 mA
Accuracy
additionally ±0.1 % per 10 K
Max. load
≤ 600
Ω
Short-circuit proof
Permanent
Status output / Frequency output:
as frequency output
max. 1 kHz
Version
Optocoupler
Switching values
U
N
24 V •
U
max
30 V • I
max
60 mA • P
max
1.
8 W
Function status output (se-
lectable)
forward flow • reverse flow • MIN
flow rate
• MAX
flow rate
•
alarm
(adjustable)
Low-flow suppression
3% of the measuring range end value (
adjustable
: 0…20 %)
Damping
3 s • 0…60 s (
Process variables
Medium to measure:
Wa
ter and other conductive liquids
-
Conductivity
> 50 µS/cm
-
Temperature
Hard rubber:
0…194 °F
PTFE (580 psi):
-4…212 °F
PTFE (362 psi):
-4…302 °F
PTFE (232 psi):
-4…356 °F
Process connections
Steel:
min. 14 °F
Stainless steel:
min. -4 °F
-
Flow velocity
0.82…33 ft/s
-
Viscosity
no restrictions
-
Aggregate state
liquid
-
Empty pipe detection
can be activated and deactivated
1)
factory scaled measuring range for … corresponds to:
