Total Pressure Gauges - Vacuum Products Canada Inc.

Technical Data
THERMOVAC Transmitter
Display range
Measurement uncertainty
Principle of measurement
Supply voltage
Power consumption
mbar (Torr)
VA
TTR 211 PB/D / TTR 216 PB/D
5 x 10 -4 to 1000 (3.75 x 10 -4 to 750)
20% in the range 1 x 10 -3 to 1 x 10 -2 mbar (0.75 x 10 -3 to 0.75 x 10 -2 Torr)
15% in the range 1 x 10 -2 to 30 mbar (0.75 x 10 -2 to 22.5 Torr)
Thermal conductivity acc. to Pirani
14.5 to 36 V DC, typ. 24 V DC
Ripple voltage < 2 V pp
< 2
Storage / nominal temperature range °C
-20 to +70 / +10 to +50
Max. rel. humidity (climatic class F)
Protection class
Dimensions (H x W x D)
Weight, approx.
Inflammability
Sensor
Filament
Vacuum connection
% n.c.
mm
kg (lbs)
DN
95
IP 40
106 x 73 x 56
0.29 (0.64)
UL 94 - V 2
Exchangeable sensing cell
Tungsten (TTR 211)/platinum (TTR 216)
16 KF
Bake out temperature, max °C
Dead volume, max. cm 3
Materials in contact with the medium
Over-pressure rating, abs.
Signal output (R a
≥ 10 kΩ)
Measurement signal
Status signal
80 at the flange
11
TTR 211:
Aluminum, nickel-plated steel, Vacon, tungsten, CrNi8020, glass, epoxy cement;
TTR 216 S:
Stainless steel, CrNi, Al 2 O 3 ceramics, NiFe, Mo, Ni, platinum
TTR 211: 3 bar, TTR 216: 10 bar
0 to 10.6 V
1.9 to 10 V, corresp. 5 x 10 -4 to 1 x 10 3 mbar
logarithmic divisions 1.286 V/decade
broken filament 10.5 V
Trigger
Adjustment range
Hysteresis
Reaction time
Rating
Error status
Status indicators
Monitor output (R a
≥ 100 kΩ)
Electrical connection
Cable length, max.
Interface
TTR 211 D / 216 D
TTR 211 PB / 216 PB
mbar (Torr)
ms
m
n.o./changeover relay contact
1 x 10 -3 to 500 (0.75 to 375)
about 30% of the adjusted pressure
< 50
60 V, 0.5 A DC
contact open in case of broken filament or supply off
Operation (Power): Orange LED
Trigger (active): Green LED
Jack socket (3.5 mm) at which the measurement signal and the trigger setting is available
FCC-68 socket, 8 way with shield
100
DeviceNet
Profibus DP
C16 28
Oerlikon Leybold Vacuum Full Line Catalog