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D22Parameters

3.3. D22 run parameters stored with data

MAD stores certain parameters with the data. This document shows a list of them.

For other information, refer to the D22 Manual and to the D22 documentation.

parameters defined by Ron Ghosh values chosen for LAMP

1

contents of PRESET 1 (1/100 s if time)

x

2

contents of PRESET 2 (generally not used)

x

3

time [1/10 s] scaler 1

x

4

total detector counts (scaler 2)

(not necessary for LAMP)

5

total monitor counts (3)

x (but this one)

6

total number of selector revolutions (4)

-

7

total number of chopper revolutions (5)

-

8

-

-

9

-

-

10

-

-

11

-

-

12

-

-

13

-

-

14

-

-

15

detector angle (calc.) [deg.]

x

16

coder 1: beamstop pos. By [mm]

x

17

coder 1: beamstop pos. Bx [mm]

x

18

c. 3: sample changer/translat. STR [mm]

x

19

c. 4: detector distance DET (read) [m]

x

20

selector speed [1/min] (last)

-

21

chopper 1 speed [1/min]

-

22

chopper 2 speed [1/min]

-

23

digital voltmeter channel 1

-

24

digital voltmeter channel 2

-

25

selector type (1., 2. etc.)

-

26

sample-detector distance (calc.) [m]

x

27

run sequence: cycle

-

28

run sequence: serial

-

29

temperature set point [K]

-

30

regulation temperature [K]

-

31

sample temperature [K] (last)

x

32

temperature control off/on (0./1.)

-

33

value of IEEE-1 at start

x

34

value of IEEE-1 at end

x

35

... further IEEE values

-

36

-

-

37

-

-

38

-

-

39

-

-

40

-

-

41

-

-

42

-

-

43

-

-

44

-

-

45

-

-

46

-

-

47

-

-

48

-

-

49

-

-

50

-

-

-

further parameters stored with the data

-

51

beam centre address X0 [cell#]

x

52

beam centre address Y0 [cell#]

x

53

wavelength []

x

54

relative wavelength resolution

x

55

detector pixel size x [mm]

x

56

detector pixel size y [mm]

x

57

alarm status no alarm/alarm 0/1

-

58

collimation [m]

x

59

attenuator type (1., 2. etc.)

-

60

attenuator out/in (0./1.)

-

61

detector angle (read) [deg.]

x

62

detector translation (read) [mm]

x

63

selector angle [deg.]

x

64

sample distance [mm]

x

65

sample rotation [¡]

x

66

changer position #

x

67

sample height [mm]

x

68

source ap. left [mm]

-

69

source ap. right [mm]

-

70

source ap. lower [mm]

-

71

source ap. upper [mm]

-

72

source ap. distance [m]

-

73

sample aperture hor. /diam. [mm]

-

74

sample aperture vert. or 0. [mm]

-

75

beamstop width or diameter [mm]

-

76

beamstop height or 0. [mm]

-

77

ISUM X1 [cell #]

-

78

ISUM X2 [cell #]

-

79

ISUM Y1 [cell #]

-

80

ISUM Y2 [cell #]

-

81

shear speed [1/min]

x

82

magnetic field [Tesla]

-

83

pressure [Pa]

-

84

reactor power [MW]

-

85

TOF: # of channels

-

86

TOF: delay [ms]

-

87

TOF: channel width [ms]

-

88

TOF: channel increment factor

-

89

preset flag mon./time (0/1)

-

90

TOF: # of current frame

-

91

data file version number

-

92

iris position #

-

93

ADC1

-

94

ADC2

-

95

ADC3

-

96

ADC4

-

97

DAC1

-

98

DAC2

-

99

DAC3

-

100

DAC4

-

101

Sample table translation (TTR) [mm]

-

102

Sample goniometer angle (CHI) [deg.]

-

103

Ampere (magnet power supply)

-

104

Voltage (magnet power supply)

-

105

TOF/kin current channel start time

-

106

Flipper frequency

-

107

Flipper amplitude

-

108

Flipper pickup

-

109

Polarisation

-

110

TOF/kin current channel centre (time)

-

111

Current of (new) power supply 1 (Amp1)

-

112

Voltage of power supply 1 (Volt1)

-

113

Current of (new) power supply 2 (Amp2)

-

114

Voltage of power supply 2 (Volt2)

-

115

Current of (new) power supply 3 (Amp3)

-

116

Voltage of power supply 3 (Volt3)

-

117

Magnet Frequency (AW)

-

118

Magnet Amplitude (AW) (Volt)

-

119

-

-

120

-

-

121

-

-

122

-

-

123

-

-

124

-

-

125

-

-

126

-

-

127

-

-

128

-

-

(ast update of table: 01-Dec-2006)

distribution: Stuart Caunt, Bob Cubitt, Bruno Deme, Charles Dewhurst, Giovanna Fragneto,
Ron Ghosh, Hans Lauter, Peter Lindner, Roland May, Ralf Schweins, Peter Timmins