|
Specifications
- PT 2025
|
| Electrical
|
| Range |
0.043T
to 13.7T |
| Resolution |
0.1µT
or 1Hz in NMR frequency |
| Accuracy |
Better
than 5ppm |
| Standard
Deviation |
<
0.05ppm at 1.5T |
Frequency
Stability
Over Time
Temperature
Aging |
Better than 0.05ppm over 3 days
± 1ppm from -20°C to +70°C
± 2ppm/year |
| Tracking
Rate |
1%/sec,
maximum |
| Reading
Rate |
1/sec
or 10/sec at a reduced resolution |
| Lag
Time |
Approx.
17ms |
| Operating
Temperature |
10°C
to 40°C |
| Storage
Temperature |
-
20°C to + 70°C |
| Environmental
Field |
<
0.1T (for 2025 control) |
| Computer
Interface |
RS-232-C
and IEEE-488 GPIB |
| Power
Input |
110/220V
50/60Hz, 40VA |
| Fuse
|
|
| Indicators
|
| Display |
8½
digit, 7 segment, 11mm high, LEDs |
| NMR
Lock |
LED,
indicates an NMR signal |
| Probe
Range |
8
LEDs, indicates range of connected probe, 1 - 8 |
| Tesla
/ MHz |
2
LED bars, indicates Tesla or MHz display |
| Remote
/ Search |
LED,
indicates remote and search operation |
| Too
High / Too Low |
2
LED bar graphs, indicates manual tuning error |
| Controls
- Front |
| Coarse |
10-turn
potientometer, coarse control of manual
tuning |
| Fine |
10-turn
potientometer, fine control of manual tuning |
| Manual
/ Auto |
Push
button switch, manual or automatic field lock |
| Search |
Push
button switch, search for signal over entire
probe range |
| Tesla
/ MHz |
Push
button switch, change display from Tesla to
Frequency |
| Multiplexer
Select |
8-position
rotary switch, selects multiplexer channel,
requires external probe multiplexer |
| Modulation
Amplitude |
Internal
trim-pot, sets modulation amplitude |
| Modulation
Frequency |
Internal
trim-pot, sets modulation frequency |
| Gain |
Internal
trim-pot, sets gain of auto lock loop |
| Controls
- Rear |
| Reset |
Push
button switch, resets the PT 2025 |
| Interface
Setup |
9
position DIP switch, configures the interface
options |
| Mechanical
|
| Enclosure |
Elma
Electronics type 32 case |
| Dimensions |
260
x 145 x 340mm |
| Weight |
6.8kg |
| Connectors
- Front |
| Field
Modulation |
BNC
(monitor output) |
| NMR
Signal |
BNC
(monitor output) |
| NMR
Frequency |
BNC
(monitor output) |
| Connectors
- Rear |
| External
Power Input |
IEC
Standard socket with voltage selector and fuse
holder |
| Ground
Jack |
'Banana'
type jack & binding post. |
| RS-232-C |
DB25,
female |
| IEEE-488 |
|
| Mulitplexer |
Lemo
4-pole, type EGG.0B.304.CLL |
| RF
Out |
BNC |
| Probe
Power |
Lemo
8-pole, type EGG.2B.308.CLL |
|
|
Specifications
- Probes type 1062
|
| Electrical
|
|
Field
Ranges and Uniformity:
|
| 1H
(Proton) |
1062-1
1062-2
1062-3
1062-4
1062-5 |
0.043T
to 0.13T, <600ppm/cm
0.09T to 0.26T, <1200ppm/cm
0.17T to 0.52T, <1200ppm/cm
0.35T to 1.05T, <1500ppm/cm
0.7T to 2.1T, <250ppm/cm |
| 2H
(Deuteron) |
1062-6
1062-7
1062-8 |
1.5T
to 3.4T, <240ppm/cm
3.0T to 6.8T, <300ppm/cm
6.0T to 13.7T, <50ppm/cm |
Operating
Temp.
1062-1 to 1062-5
1062-6 to 1062-8 |
10°C to 40°C
10°C to 40°C |
Storage
Temp.
1062-1 to 1062-5
1062-6 to 1062-8 |
- 20°C to + 70°C
+ 5°C to + 70°C |
Active
Sample Vol.
1062-1
1062-2
1062-3 to 1062-8 |
Diameter
x Length (mm)
7 x 4.5
5 x 4.5
4 x 4.5 |
| Mechanical
|
| Enclosure |
Cu-Be
tube |
| Dimensions |
16.5 x 12.5 x 230mm |
| Cable
Length |
15m
standard, up to 100m to order |
| Weight |
0.13kg
(Probe Head), 1.0kg (Probe and 15m Cable) |
| Connectors |
| Power
|
Lemo
8-pole, type FGG.2B.308.CLCD62Z |
| RF |
BNC |
