| Accuracy
(complete system at 25ºC) |
|
|
Dew/Frost Point |
+/-
0.2ºC (+/- 0.36ºF) |
| Temperature |
+/-
0.15ºC (+/- 0.27ºF) |
| Relative
Humidity (optional) |
+/-
1% of reading (nominal from calculation) |
|
Pressure (optional) |
+/-
0.5% of scale |
| Sensitivity |
>
0.05ºC (0.09ºF) |
|
Repeatability |
+/-
0.05ºC (+/- 0.09ºF) |
|
Hysteresis |
None |
|
Measurement Ranges |
|
Chilled mirror sensors |
See
table. |
| Temperature
Sensors (optional) |
T-100E,
-80º to +100ºC (-112º to +212ºF)
or
User supplied analog or 4-wire PRT signal. |
|
Pressure Sensors (optional) |
PT-30A,
0 to 30 psia (0 to 2 bar)
PT-300A, 0 to 300 psia (0 to 21 bar) -
User-supplied 4-20mA signal
|
|
Required Sample Flow |
0.5
to 5.0 scfh (0.25 to 2.5 L/min) |
|
Maximum Cooling Rate, Dew/Frost Point |
1.5ºC
(2.7ºF)/sec (typical, above 0ºC (32ºF)) |
Response
Time |
| Temperature |
<
7 sec. (+25º to +70ºC (+77º to +158ºF)
step change) |
| Pressure |
1
sec to 90% of steady state (10% to 90% change) |
| Display
Resolution |
0.1ºC/°F
(dew/frost point, temperature), 0.1% (RH) |
| Update
Time |
2
seconds |
| |
| |
Outputs
|
| Analog
|
One
(2nd opt.): 4-20mADC, 500 ohm max., 0-5 VDC, 5mA max. |
Analog
Scaling (standard)
|
|
| Dew/Frost
Point |
Sensors
1111H, D-2: -40 to +60ºC (-40 to +140ºF)
SIM-12H: -25 to +100ºC (-13 to +212ºF)
1311DR, 1311XR: -80 to +20ºC (-112 to +68ºF) |
| RH
(optional) |
0%
to 100% RH |
| Temperature
(optional) |
-40º
to +60ºC (-40º to +140ºF) |
| Pressure
(optional) |
PT-30A,
0 to 30 psia (0 to 2 bar)
PT-300A, 0 to 300 psia (0 to 21 bar) |
| Digital
|
RS-232C |
Alarm |
| Relay |
Form
C, SPDT, 2A
|
| Service
Alarm |
TTL
compatible. Service bit also available on RS-232C
output. |
| PACER™
status |
TTL
compatible. Status bit also available on RS-232C output. |
Displays |
| Display |
1
display, 3 1/2 digit LED |
| Power |
100,
115, 230, 240 VAC (+/- 10%), 50-60HZ, 35 watts max. |
| |
| |
Sensor |
| Ambient
Temperature |
-15º
to +95ºC (+5º to +203ºF) depending
on sensor |
| Pressure |
0
to 300 psia (0 to 22 bar) depending on sensor |
Electronics |
| Ambient
Temperature |
0º
to +50ºC (+32º to +122ºF) |
| Relative
Humidity |
85%
max |
| |
| |
|
Weight |
3.6
kg (8 lb.) |
|
Shipping Weight |
4.5
kg (10lb.) |
|
Environmental |
General
purpose bench or rack mount. |
| |
| |
| PB-M4 |
Panel
mounting adapter |
| PM-M4 |
19"
rack mount adapter |
| T-100E |
Temperature
sensor |
| PT-30A |
Pressure
transducer |
| PT-300A |
Pressure
transducer |
