Specifications

Multi-Zone Gas Monitors
80 P/N: 3015-5074 Rev 13
N
N7100 ..................................................... 6, 57, 68
N7200 ..................................................... 6, 57, 68
N7300 ..................................................... 6, 57, 68
N7600 ..................................................... 6, 57, 68
NEC/CEC compliance ................................ 13, 14
network ...... 16, 17, 28, 30, 31, 34, 35, 38, 59, 60
neutral .............................................................. 13
no flow on purge ............................................... 37
no flow on zone ................................................ 37
node address ....................................... 17, 28, 30
normally closed ................................................ 23
normally open ................................................... 23
nuisance alarms ................................................. 5
number of installed zones ................................ 26
O
optical bench temperature................................ 44
optical sensor output voltages ......................... 44
output voltages ................................................. 44
outputs .............................................................. 13
over range detected ......................................... 37
P
password .............................................. 28-30, 60
patent ................................................................. ii
PCMCIA slot ..................................................... 20
PCMCIA-to-serial converter ............................. 20
peak concentration/PPM level ................... 33, 34
peak time .......................................................... 34
personal computer ....................................... 5, 16
pick up points, determining best locations ......... 6
polarity ........................................................ 15, 22
polling ......................................................... 31, 60
power LED.................................................... 4, 25
power supply .............................................. 13, 21
de-energizing on malfunction ......................... 3
universal ......................................................... 2
PPM reading .............................................. 34, 45
pressure connector .......................................... 13
pressure sensor ............................................... 38
printing screens and logs ................................. 20
programming .................................................... 25
new gases..................................................... 42
protective ground ......................................... 2, 14
pump .................................................... 13, 48, 65
purge line.......................................... 5, 10, 11, 37
clearing ................................................... 19, 25
max length ................................................ 6, 11
purge port ................................................... 11, 39
R
R-123 gas cylinder and verification kit ............. 49
R-134a gas cylinder and verification kit ........... 49
R-22 gas cylinder and verification kit ............... 49
R407F .................................................... 6, 57, 68
RD .......................... See Remote Display Module
RDM setup screen #1 ...................................... 38
reaction time .................................................... 71
receive port ...................................................... 44
reducer kit ........................................................ 48
refrigerant ..................................... 5, 7, 11, 47, 64
monitor vs. analyzer ....................................... 5
register address ............................................... 44
relays ........................... 13, 23, 26, 35, 38, 64, 67
connectors .............................................. 13, 23
contacts .................................................... 4, 23
in the RD ..................................................... 6
rating ......................................................... 23
Remote Display Module .. 6, 8, 15, 17, 31, 35, 36,
59, 60
distance from MZ............................................ 6
max distance to MZ ...................................... 15
remote monitoring equipment ............................ 4
repair ........................................................iii, 3, 13
repeatability ...................................................... 71
replacement of filters ......................................... 5
replacement parts ...................................... 47, 48
re-zero mode .................................................... 28
re-zero volt tol ............................................ 36, 37
RS-232 ................................................. 16, 19, 20
cable ....................................................... 19, 20
communications parameters ........................ 19
interface .................................................. 16, 19
output ........................................................... 20
port ........................................................... 5, 19
RS-485 ............................................................ 28
cable, max length ......................................... 17
communications error ................................... 38
connector .......................................... 13, 15, 17
fault ......................................................... 38, 63
interface .......................................................... 5
recommendations ......................................... 17
wiring ............................................................ 15
S
safety ............................... 1, 2, 4, 6, 9, 13, 14, 48
sample intake lines ........... 4, 9-11, 12, 37, 47, 48
max length ................................................ 9, 12
sample pump ............................................. 45, 48
sample tubing ..................................................... 5
sampling cycle time............................................ 9
sampling points, suggested locations ................ 5
saving screens and logs .................................. 20
Sealevel Systems, Inc. .................................... 20
sensitivity threshold...................................... 7, 71
minimum ....................................................... 71
sensor life ........................................................... 8
sensor temperature .................................... 29, 45
coefficient ..................................................... 30
serial port connection ....................................... 19