NIVELCO NIPRESS DD-400, Руководство пользователя

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Thank you for choosing a NIVELCO instrument.
We are convinced that you will be satisfied with our product!
1. INTRODUCTION
NIPRESS DD-400 series differential pressure transmitters work in a 3-wire system, measure pressure and convert it into voltage or current output. The NIPRESS DD-
400 family equipped with stainless steel sensors, rotatable LCD display, 3-wire 4…20 mA current output and one or two PNP switching output. The transmitters are
suitable for the measurement of pressure difference between gases and fluids in the 0–70 bar (0–1015 psi) pressure range.
2. ORDER CODE (
NOT ALL COMBINATIONS POSSIBLE
!)
NIPRESS D D – 4 5 –
Measuring
method
Code
Process connection
Code
Range
/ Max. static pressure
[bar]
(2)
Code
Accuracy
Code
Output / Ex
Code
Differential
D
¼" BSP A 0 – 0.1 … 1 adjustable / 7 F 2% 5 4…20 mA 3
-wire
2
½" BSP C 0 – 0.2 … 2 adjustable / 20 G
¼" NPT
(1)
G 0 – 0.35 … 3,5 adjustable / 20 O
½" NPT
(1)
H 0 – 0.7 … 7 adjustable / 70 K
0 – 2 … 20 adjustable / 70 M
0 – 3.5 … 35 adjustable / 70 N
0 – 7 … 70 adjustable / 70 P
(1) Threaded inner process connection
(2) Custom measuring range available; subject to prior negotiation.