Text version of the page

Model 1005 Pulse to DC Converter Description

Converts a variety of liquid flow sensing device outputs to a 4-20 mA output. Turbine - with model 860 transmitter Oscillating Piston – with Transmitter model R-11, R-22C & R-25 Nutating Disc - with Transmitter model R-11, R-22C & R-25

Model 1005 Pulse to DC Converter

Use with Niagara Meters:

T ec hnical Inf ormation

Functional Specifications

Accuracy+ 0.5% Repeatability+ 0.1% of full scale Figure 1. Model 1005Pulse to DC Converter Frequency Range5-5000 HzPower Supply1 phase 50/60 Hz 115/230 VAC + 10% less than 10 VA, or 24 VDC;will output +12 VDC @50 mA max Temperature32° F to 120° F (0° C to 49° C) operatingFlow InputType:Dry contact;Form A or Form C, Magnetic pick-uplow level sinewave 50 mV P/P Max;SQ Wave or Infrared;3 - 15 VDC;0-2 VDC low, 2.5 - 15 VDC high High speed pulse (10 - 15 VDC peak)Analog OutputType:4-20 mA/500 max @ 24 VDC

Physical Specifications

EnclosureAluminumEnclosure Class I, Group D ProtectionClass II, Groups E, F, & G Class IIIConduitQty = 2/1”FNPTConnections

Or dering Inf ormation Dimensions

Specify:- Flowmeter Model - Transmitter Model 8
1 / 4” is the minimum clearance necessary to open the case.A minimum of 18”is recommended to make installation easier. 8
1 / 4 Min. 8
1 / 4 Min. 1
7 / 8 3
11 / 16 5
3 / 8 PDC-A Rev. B 2002 Venture Measurement 05/02All rights reserved. All data subject to change without notice. Figure 2 1
(864) 574-3327 (800) 778-9251 Fax:(864) 574.8063 www.venturemeas.com/niagara niagarasales@venturemeas.com