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PS241
GMI PS241 User Manual
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Issue 8
12/10/2016
Part Number: 64171
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Copyright
©
Gas Measurement Instruments Ltd 2012
1
3
Table of Contents
Default Chapter
4
Safety
4
Areas of Use
5
Special Conditions of Use
5
Storage, Handling and Transit
5
Warranty
5
Table of Contents
7
Introduction
13
General Description
13
Features
16
Data Logging
17
Archiving Stored Readings
18
Filters
18
Construction
18
Identification Label
18
Certification
19
Certification Marks
20
Performance
20
Operation
21
Operating Procedure
21
Switch the Instrument on
22
Instrument Identification
23
Battery Status
23
User Name / Number Only (Option)
24
Date and Time
24
Bump Due Date (Option)
25
Calibration Due Date
26
Service Due Date (Option)
27
Select Calibration Gas (Option)
28
Sensor Confirmation Check
29
Memory Fault
31
Normal Operating Display
31
Switch the Display Backlight on / off
32
Manual Datalog
32
View Maximum and Minimum Recorded Values Since Switch on
32
Alarms Reset or Acknowledge
35
Confidence Signal
35
REMOTE SAMPLING (with Pump Option)
36
Pump Operation
36
Self Test
37
Switch the Instrument off
38
Manual Bump Test Options
39
Background
39
Manual Bump Options
40
Initiating a Manual Bump Test
40
Regulator Valve Selection (Pumped Instrument Only)
41
Applying Test Gas
42
Quick / Full Bump Test
42
Quick Bump Test
42
Full Bump Test
42
Alarm Confirmation
43
Bump Test Result
43
Alarms
45
Gas Alarms
45
Flammable LEL Alarm Limit
47
Over-Range Flammable Gas Alarm Function
47
Oxygen (O ) Alarm Limits
47
Toxic Alarm Limits
47
Acknowledge Gas Alarms
49
Mute Alarms
49
High Flammable Gas Over-Range Alarm
49
Fault Alarms
51
Low Battery
51
Zero Fault
52
Sensor Fault
53
Flow Fault (Pumped Instruments Only)
55
Calibration Required
56
Calibration Expired
57
Operator Maintenance
59
Cleaning
59
Replace Instrument Filters
59
Replace Sensor Hydrophobic Filter
60
Replace Sample Inlet (Dust) Filter
61
In-Line Hydrophobic Filter (Accessory)
62
Recharge Battery
65
Recharge Instrument Battery
65
Recharge Instrument Using the Charging / Comms Clip
66
Recharge Instrument Using the 5-Way Charger
68
Recharge Instrument Using the 12V / 24V
69
In-Vehicle Charging Adaptor
69
Recharge Instrument Using the In-Vehicle Charging Cradle
71
Calibration
73
General Description
73
Calibration Validity
74
Accessories
75
Additional Information
79
Training
79
Website
79
Typical Operating Parameters
81
Physical Properties
81
Environment
81
Typical Flow Rate Information
82
Warm-Up / Stabilization Time
82
Alarms
82
Display
82
Power Source
82
Construction
82
Ip Rating
82
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GMI PS241 Specifications
General
Type
Pressure Switch
Protection Class
IP65
Power Supply
24 VDC
Contact Type
SPDT
Process Connection
G1/4"
Operating Temperature
-20...80°C
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