Numbering System; Technical Data; Performances; Schematic - GE 4700E Instruction Manual

1. NUMBERING SYSTEM

4
Capacity of pilot
7. standard
8. high flow

2. TECHNICAL DATA

2.1. Performance
Maximum service temperature range: (refer to the marking on the apparatus).
Standard Instrument: - 40 °C to + 85 °C (-40°F to +185°F)
Storage temperature: - 55°C to + 90°C (-67°F to + 194°F)
The components of the I/P Module are protected by a metallic housing. Housing electrical protection index: IP 66.

2.2. Schematic

REP.
4 Spring end
4b Zero nut
4c Zero lock nut
5 Feedback spring
8 Socket head screw
* O'ring seal is not visible.
ATEX Instruction Manual GEA19513 – 03/2012
4700E and 4800E Series Electropneumatic Positioners
Signal span
0. 4–20 mA
1. 20.7 to 103.5 KPa (3 to 15 psi)
2. 41.4 to 206.8 KPa (6 to 30 psi)
Performance (% of the signal range)
Dead Zone
Hysteresis
Repeatability
Sensitivity
Conformity
Input impedance
Designation
Mounting
0. Rotary
1. Linear
4700E
< 0.5
< 0.5
0.5
0.3
± 1
170 ohms
REP. Designation
12 Supply gauge
13 Output gauge
19 Vent plug
43 Plug
4 – 9
P - Pneumatic
E - Electropneumatic
4800E
< 0.5
< 0.8
0.5
0.5
± 1
170 ohms
(C)
REP. Designation
C Cover
J (*) O'ring seal
O Output
S Supply
V Safety screw
Type
(J*)