Plastic spring-tube pressure gauges
types 1100.1103 and 1100.1103 a

Construction:
without glycerine filling   = type 1
with glycerine filling       = type 2                           
quality class 1,0 (for NG 63 = 1,6) = indicating accuracy better
than ± 1 % (1,6 %) from full scale value at + 20°C (EN 837-1);
with bourdon tube in circular or spring form,
with blow-out (safety opening).

Materials:
body and screw ring:
fiber-glass reinforced polyamide 6 B, black.
meter movement:
construction A = Ms / Ns
construction C = Niro / Niro
wetted parts:
construction A = Cu-alloy / inspection glass: instrument glass
construction C = CrNi-steel / inspection glass: laminated safety
glass

Operating pressure:
see table "display ranges"

Temperature:
+ 60°C with soft soldering
+ 100°C with brazing or gas-shielded welding,
- 20°C / + 60°C (ambient temperature)

Connection:
Fig. 1103 = G 1/2" B (NG 63 = G 1/4" B) bottom
Fig. 1103 a = G 1/2" B (NG 63 = G 1/4" B) back eccentric



Special constructions:
connecting thread backside eccentric with clamps for control panel mounting,
connecting thread on back with mounting flange,
connecting thread ½" NPT or M 20 x 1,5,
red mark on the dial plate,
red mark indicator on dial plate - adjustable -,
min.- and max-drag indicator,
inspection glass on construction A = laminated safety glass or polycarbonate,
screw ring ABS chrome-plated,
oil and grease-free construction,
silicone-free construction,
oxygen-construction,
throttle screw in the input port,
installation of additional electric equipment.