Fisher 4660 Instruction Manual page 3

BOURDON
TUBE TUBE
RATING
100
250
500
1000
1500
2500
5000
7500
(1)
10,000
1. Available in N05500 (K-Monel) only, for NACE
BOURDON
TUBE TUBE
(1)
RATING
6.9
17.2
34.5
69.0
103.4
172.4
344.8
517.2
(2)
689.5
1. Rating indicated on Bourdon tube and set range on front panel are in kPa (1 bar = 100 kPa).
2. Available in N05500 (K-Monel) only, for NACE
BOURDON TUBE RATING BOURDON TUBE RATING
Psig
100
250
500
1000
1500
2500
5000
7500
10,000
MAXIMUM ALLOWABLE PROCESS PRESSURE TO INSURE SET POINT READJUSTABILITY
100
250
500
1000
1500
2500
5000
7500
10,000
1. Normal operating process pressures should not exceed the Bourdon tube rating.
2. Ratings indicated on Bourdon tube are in psig and kPa (1 bar = 100 kPa).
3. Values listed for the N05500 Bourdon tubes are for a 2% deviation from set point due to overpressure.
Table 2. Additional Specifications, Psig
SET RANGE SET RANGE
3 to 97
8 to 242
15 to 485
30 to 970
45 to 1455
75 to 2425
150 to 4850
225 to 7275
300 to 9700
Table 3. Additional Specifications, Bar
( ) (1)
SET RANGE SET RANGE
0.3 to 6.6
0.6 to 16.6
1.1 to 33.4
2.1 to 67.9
3.2 to 100.2
5.2 to 167.2
10.4 to 334.4
15.6 to 501.5
20.7 to 668.8
Table 4. Maximum Allowable Process Pressure
Stainless Steel Bourdon Tubes
(2)
Bar Psig
6.9 200
17.2 500
34.5 1000
69.0 2000
103.4 3000
172.4 5000
344.8 7500
517.2 9375
689.5 N/A
6.9 200
17.2 500
34.5 750
69.0 1500
103.4 2250
172.4 2500
344.8 7500
517.2 9375
689.5 N/A
SET POINT P
MIN
(MINIMUM ALLOWABLE DIFFERENCE
BETWEEN HIGH AND LOW SETTINGS)
Single High-
Low Unit Low-Only Pair
10
25
50
100
150
250
750
1025
1500
SET POINT P
MIN
(MINIMUM ALLOWABLE DIFFERENCE
BETWEEN HIGH AND LOW SETTINGS)
Single High-
Low Unit Low-Only Pair
0.7
1.7
3.5
6.9
10.4
17.3
34.5
51.8
103.4
MAXIMUM ALLOWABLE EMERGENCY PROCESS PRESSURE
(2)
Bar
13.8
34.2
69.0
138.0
206.8
344.8
517.2
646.3
N/A
13.8
34.8
51.7
103.5
155.1
172.4
517.2
646.3
N/A
Type 4660
TRIP-TO-RESET ZONE TRIP TO RESET ZONE
High-Only/
3.0
7.5
15.0
30.0
45
75
150
225
300
TRIP TO RESET ZONE TRIP-TO-RESET ZONE
High-Only/
0.3
0.6
1.1
2.1
3.2
5.2
10.4
15.6
20.7
(1)
N05500 (K-Monel) Bourdon Tubes (NACE)
Psig
200
500
1000
2000
3000
3750
6250
8250
11,000
(3)
200
325
775
1300
1800
3300
5000
7500
10,000
1.5
3.8
7.5
15.0
23
38
75
113
150
0.2
0.3
0.6
1.1
1.6
2.6
5.2
7.8
10.3
(2)
Bar
13.8
34.2
69.0
138.0
206.8
258.6
430.9
568.8
758.5
13.8
22.3
53.4
89.7
124.0
227.5
344.8
517.2
689.5
3