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BM5987, High Vacuum switch is designed to provide one normally open and one normally
closed alarm contact in the presence of a high vacuum level. It should be mounted
Vertically as close to the Vacuum Regulator as practical and before the gas rate valve.
The alarm point is adjustable between 2 and s: Inches of Mercury to allow the switch to
actuate at the required vacuum.
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|
Contacts rated at |
: 5 A @ 250 Vac or 28 Vdc maximum, (Resistive Load) |
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Enclosure |
: NEMA 4X. |
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Dimensions |
: 102 mm W x 94 mm 0 x 145 mm H. |
|
Weight |
: 2 kg. |
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|
lTEM |
QTY |
DESCRIPTION |
PART NO. |
| 1 |
1 |
ADJUSTMENT PLUG |
U-2128 |
| 2 |
1 |
O-RING |
OV- 1 1-115 |
| 3 |
1 |
HOUSING BCDY |
U -2129 |
| 4 |
1 |
SPRING |
SEE CHART |
| 5 |
2 |
SCREW, 6-32 X 3/8 LG BD HD |
N-144 |
| 6 |
1 |
SPRING ADAPTOR |
U-2119 |
| 7 |
1 |
LOWER DIAPHRAGM PIN |
T-1409 |
| 8 |
2 |
DIAPHRAGM |
D-102 |
| 9 |
1 |
DIAPHRAGM SPACER |
U-2120 |
| 10 |
1 |
UPPER DIAPHRAGM PIN |
T-1402 |
| 11 |
1 |
DIAPHRAGM SEAL |
U-137-1 |
| 12 |
1 |
ENCLOSURE |
U-2133 |
| 13 |
2 |
SCREW, 10-24 X 3/8 LG RD HD |
N- 122 |
| 14 |
2 |
SCREW, 2 -56 X 1/2 LG RD HD |
N-137 |
| 15 |
1 |
MICROSWITCH |
R-5615 |
| 16 |
1 |
LEVER ASSEMBLY |
A-243 |
| 17 |
2 |
NUT, 10-24 |
N-173 |
| 18 |
2 |
SCREW, 10- 24 X 1/2 LG RD HD |
N-282 |
| 19 |
1 |
MOUNTING BRACKET |
T-1242 |
| 20 |
1 |
TUBING CONNECTOR, 1/4 X 3/8 X 90' |
F-119-1 |
| 21 |
1 |
SCREW, 2-56 X 3/16 LG RD HD |
11802 |
|
|
ITEM |
PART NUMBER |
|
LOW VACUUM |
HIGH VACUUM |
| 4 |
R-5589 |
R-5588 |
|
| 1. |
(+) INDICATES RECOMMENDED AS MINIMUM SPARE PARTS, QUANTIT RECOMMENDATIONS ARE FOR AVERAGE USE AND CONDITIONS. ADDITIONAL PARTS AND OUANTITIES SHOULD BE CONSIDERED WHERE THE EOUIPMENT IS USED TO ITS FULLEST CAPABILITY OF WHERE LOCATED IN AN AREA REMOTE FROM CONVENIENT SERVICE. |
| 2. |
| TO RETROFIT A SWITCH ORDER: |
| |
LOW TO HIGH.....BM- 5988 |
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HIGH TO LOW…..BM- 5989 |
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| 3. |
| TO ORDER COMPLETE ASSEMBLY |
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LOW VACUUM…..BM-5964 |
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HIGH VACUUM….BM-5987 |
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