25
Meter Installation
Figure 10 Control Drawing 940-V9
REGULATORY AGENCY
APPROVAL REQUIRED
PRIOR TO CHANGING
THIS DRAWING
REF. TABLE 1 OR 2 FOR P/N
AREA VELOCITY
PROBE
TABLE 1
TABLE 2
P/N 5232 MODEL 940 FLOWMETER
RS-232
OPTO-ISOLATED
INTERFACE
RS-232
OPTO-ISOLATED
INTERFACE
TO COMPUTER
TO SIGMA
1000
-OR-
P/N 4087
P/N 4738
10 FT 3.1 m
6.56 FT 2.0 m
P/N 5254200
-OR-
P/N 5254100
3-5v DC
3-5v DC
CAPACITANCE - .2nf/METER, INDUCTANCE - 1uh/METER
2. WIRING METHODS MUST BE IN ACCORDANCE WITH THE NATIONAL ELECTRICAL CODE, ANSI/NFPA 70, ARTICLE 504,
HAZARDOUS (CLASSIFIED) LOCATION CLASS 1, DIV. 1, GROUP C,D
NONHAZARDOUS (CLASSIFIED)
LOCATION
-OR-
MAX LENGTH
150 FT.
MAX LENGTH
150 FT.
25 FT - 100 FT MAX 7.6m - 30.5m
INTEGRAL IN LINE VENT ASSEMBLY
P/N 4443
F.O. MODEM
P/N 4413
F.O.
MODEM INTERFACE
P/N 5371 DC POWER
SUPPLY
P/N 4615 12 VDC BATTERY BACK-UP
240 VAC 50/60 Hz
POWER SUPPLY BARRIER P/N 4733
P/N 100401
P/N 5331 IS ZENER POWER BARRIER
TO 940 FLOW METER
IS
GROUND
MAX. LENGTH 150 FT/ 45.7 m
P/N 5233-05
OR
P/N 4741
75 KHz ZERO DEADBAND
PROBE
4741 - 100 FT. MAX
5233-05 - 100 FT. MAX
CUSTOMER DEFINABLE
LENGTH
3. FOR MODEM INSTALLATION IN CONDUIT, MINIMUM CONDUIT DIAMETER IS 1/2 IN./1.3 cm.,
MINIMUM BEND RADIUS IS 3 IN./7.6 cm.
1. IF THE ELECTRICAL PARAMETERS OF THE CABLE ARE UNKNOWN, THE FOLLOWING DEFAULT VALUES MAY BE USED.
CANADIAN ELECTRIC CODE, C22.1-94, SECTION 18 AND ANSI/ISA RP 12.6
D
C
B
A
A
B
C
D
1
2
3
4
5
6
7
8
8
7
6
5
4
3
2
1
INTERPRET GEOMETRIC TOLERANCING PER: ANSI Y14.5M 1994
MATERIAL
DRAWN
ENGINEER
DATE
NAME
TITLE:
SIZE
B
DWG. NO.
REV
WEIGHT:
SCALE: 1:2
UNLESS OTHERWISE SPECIFIED:
G
S.D
S.D
12/05/05
DRAWING, CONTROL
SHEET 1 OF 1
940-V9
DO NOT SCALE DRAWING
THIRD ANGLE PROJECTION
HACH COMPANY
5600 LINDBERGH DR. LOVELAND, CO. 80539
NOTICE--HACH COMPANY CLAIMS PROPIETARY RIGHTS IN THE INFORMATION DISCLOSED ON THIS DRAWING. IT IS ISSUED IN CONFIDENCE FOR ENGINEERING INFORMATION ONLY AND MAY NOT, IN WHOLE OR IN PART, BE USED TO MANFACTURE ANYTHING, WHETHER OR NOT SHOWN HEREON, REPRODUCED OR DISCLOSED TO ANYONE WITHOUT DIRECT PERMISSION FROM HACH COMPANY.
940, 240 VAC ULTRA
DIMENSIONS ARE IN INCHES TOLERANCES: .X =
.03
.XX =
.01
.XXX =
.005
ANGLES =
.25
Jeff Archer
09-561
G
APPROVED
DESCRIPTION
REV
REVISION
Summary of Contents for 911
Page 2: ......
Page 14: ...12 General Information...
Page 16: ...14 Getting Started...
Page 42: ...40 Meter Installation...
Page 44: ...42 Software and Communications...
Page 58: ...56 Sensor Installation...
Page 68: ...66 Maintenance...
Page 72: ...70 Replacement Parts and Accessories...
Page 76: ...74...
Page 88: ...86 Channel Installation Options...
Page 92: ...90 Batteries and Chargers...