ĐỒNG HỒ ĐO ÁP SUẤT WIKA PG23LT

Nominal size (NS) in mm [in]
63 [2 ½"], 100 [4"], 160 [6"]
Accuracy class
NS 63 [2 ½"]: 1.6
NS 100 [4"], 160 [6"]: 1.0
Scale ranges
0 ... 0.6 to 0 ... 1,000 bar [0 ... 10 to 0 ... 15,000 psi]
or all other equivalent vacuum or combined pressure and vacuum ranges
Pressure limitation

NS 63 [2 ½"]

Steady:         3/4 x full scale value

Fluctuating:  2/3 x full scale value

Short time:   Full scale value

NS 100 [4"], NS 160 [6"]

Steady:          Full scale value

Fluctuating:   0.9 x full scale value

Short time:    1.3 x full scale value
Permissible temperature

Ambient: -70 ... +60 °C [-94 ... 140 °F]

Medium: ≤ 100 °C [≤ 212 °F]

Temperature effect
When the temperature at the measuring system deviates from the reference temperature 20 °C [68 °F]: ≤ ±0.4 %/10 °C [≤ ±0.4 %/18 °F] of full scale value
Ingress protection per IEC/EN 60529
IP65 for scale ranges ≤ 0 ... 40 bar [≤ 0 ... 580 psi]
IP66/IP67 for scale ranges > 0 ... 40 bar [≤ 0 ... 580 psi]
For further information on the ingress protection, see Technical information IN 00.18.
Process connection
Stainless steel 316L
Lower mount (radial) or lower back mount
G ¼ B (male), SW 14 (only NS 63 [2 ½"])
G ½ B (male), SW 22 (not for NS 63 [2 ½"])
½ NPT (male), SW 22 (not for NS 63 [2 ½"])
M20 x 1.5 (male), SW 22 (not for NS 63 [2 ½"])
Pressure element
Stainless steel 316L
< 100 bar [≤ 1,450 psi]: C-type
≥ 100 bar [≥ 1,450 psi]: Helical type
Movement
Stainless steel
Dial
Aluminium, white, black lettering
Pointer
Aluminium, black
Case
Stainless steel, scale ranges ≤ 0 ... 40 bar [≤ 0 ... 580 psi] with compensating valve to vent case
Window
Laminated safety glass
Ring
Bayonet ring, stainless steel
Case filling
Silicone oil
Options
Sealings for the process connection (model 910.17, see data sheet AC 09.08, stainless steel recommended as sealing material)
Safety level “S3” with solid baffle wall and blow-out back per EN-837-1, for lower mount (radial)
Panel mounting flange, stainless steel
Surface mounting flange, stainless steel
Red mark printed on the dial
Mark pointer on bayonet ring adjustable from the outside with NS 100 [4"]