RKI Instruments RP-3R, GX-3R Pro Specifications

RP-3R Pump for

GX-3R and GX-3R Pro

Operator’s Manual

Part Number: 71-0495

Revision: P1

Released: 5/13/19

www.rkiinstruments.com

Product Warranty

RKI Instruments, Inc. warranties gas alarm equipment sold by us to be free from
defects in materials, workmanship, and performance for a period of one year
from date of shipment from RKI Instruments, Inc. Any parts found defective
within that period will be repaired or replaced, at our option, free of charge. This
warranty does not apply to those items which by their nature are subject to
deterioration or consumption in normal service, and which must be cleaned,
repaired, or replaced on a routine basis. Examples of such items are:

Warranty is voided by abuse including mechanical damage, alteration, rough
handling, or repair procedures not in accordance with the operator’s manual. This
warranty indicates the full extent of our liability, and we are not responsible for
removal or replacement costs, local repair costs, transportation costs, or
contingent expenses incurred without our prior approval.

a) Absorbent cartridges d) Batteries

b) Pump diaphragms and valves e) Filter elements

c) Fuses

THIS WARRANTY IS EXPRESSLY IN LIEU OF ANY AND ALL OTHER
WARRANTIES AND REPRESENTATIONS, EXPRESSED OR IMPLIED,
AND ALL OTHER OBLIGATIONS OR LIABILITIES ON THE PART OF
RKI INSTRUMENTS, INC., INCLUDING BUT NOT LIMITED TO, THE
WARRANTY OF MERCHANTABILITY OR FITNESS FOR A
PARTICULAR PURPOSE. IN NO EVENT SHALL RKI INSTRUMENTS,
INC. BE LIABLE FOR INDIRECT, INCIDENTAL, OR CONSEQUENTIAL
LOSS OR DAMAGE OF ANY KIND CONNECTED WITH THE USE OF
ITS PRODUCTS OR FAILURE OF ITS PRODUCTS TO FUNCTION OR
OPERATE PROPERLY.

This warranty covers instruments and parts sold to users by authorized
distributors, dealers, and representatives as appointed by RKI Instruments, Inc.

We do not assume indemnification for any accident or damage caused by the
operation of this gas monitor, and our warranty is limited to the replacement of
parts or our complete goods.

RP-3R

Table of Contents

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Pump Unit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Rubber Sample Nipple . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Optional Hose & Probe . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Normal Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Switching Flow Rates. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Alarms. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Maintenance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Replacing the Battery. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Replacing the Hydrophobic Disk Filter and Wire Mesh Disk. . . . . . . . . . . . . . . . . 11

Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

WARNING: Understand manual before operating and for proper battery type.

Substitution of components may impair intrinsic safety. To prevent
ignition of a ha zardous atmo sphere , batteries must only be chan ged
in an area known to be nonhazardous. Not tested in oxygen
enriched atmospheres (above 21%).

CAUTION: Read and understand the GX-3R and GX-3R Pro Operator’s Manual

before using the RP-3R.

RP-3R

Overview

This manual describes: the RP-3R pump, RP-3R maintenance, and operation of
the RP-3R with the GX-3R and GX-3R Pro. A parts list at the end of this manual
lists replacement parts and accessories for the RP-3R.

Specifications

Table 1 lists specifications for the RP-3R pump.

Table 1: Specifications

Power Supply 1 AA size alkaline

Operating Time Higher-flow mode: 10 hours minimum at 25°C

Lower-flow mode: 16 hours minimum at 25°C

Operating Temperature
& Humidity

Dimensions 29 (D) x 82 (W) x 96 (H) mm, rubber sample nipple not included

Weight Approximately 120 g (including alkaline battery)

Sample Flow Rate Higher-flow mode: 0.50 LPM (liters per minute)

Alarm Indications Low Flow & Low Battery

Safety/Regulatory
(when used with the
GX-3R or GX-3R Pro)

-20°C to +50°C, 0 - 95% Relative Humidity (non-condensing)

Lower-flow mode: 0.35 LPM (liters per minute)

ATEX

(Certificate Number Presafe 17 ATEX 11584)

• II1G Ex ia IIC T4 Ga (-20°C to +50°C Toshiba LR6)

• II1G Ex ia IIC T4 Ga (-20°C to +40°C Duracell MN1500)

• II1G Ex ia IIC T3 Ga (-20°C to +50°C Duracell MN1500)
IECEx

• Ex ia IIC T4 Ga (-20°C to +50°C Toshiba LR6)

• Ex ia IIC T4 Ga (-20°C to +40°C Duracell MN1500)

• Ex ia IIC T3 Ga (-20°C to +50°C Duracell MN1500)

(Certificate Number IECEx PRE 17.0070)

4 RP-3R