User Manual
GMC-I Messtechnik GmbH 3
Overview of Features Included with SECUTEST BASE(10), 
PRO and SECULIFE ST BASE(25) Test Instruments
Switch
Position
Measuring Function
Test Current/Voltage
Measurement 
Type, Connection 
Type
Single measurements, rotary switch level: green
R
PE
Section 
8.5
R
PE
Protective conductor resistance
PE(TS) - P1 passive 
PE(TS) - P1 active
PE(mains) - P1
PE(mains) - P1 clamp 
2
P1–P2 
3
I
P
Test current (200 mA)
SECUTEST BASE10/PRO, 
SECULIFE ST BASE: 10 A 
1
(feature G01)
and SECULIFE ST BASE 25: 25 A 
1 
(feature G02)
RISO
Section 
8.6
R
ISO
Insulation resistance (PC I/PC II) LN(TS) - PE(TS)
LN(TS) - P1
P1–P2 
3
PE(mains) - P1
PE(TS) - P1
LN(TS) - P1//PE(TS)
U
ISO
Test  voltage
IPE
Section 
8.7.1
I
PE
Protective conductor current, RMS Direct
Differential
Alternative
AT3-Adapter 
2
Clamp 
2
I
PE~ 
AC component
I
PE= 
DC component
U
LN 
Test  voltage
IB
Section 
8.7.2
I
B
Touch current, RMS Direct
Differential
Alternative (P1)
Perm. connection
Alternative (P1–P2)
I
B~ 
AC component
I
B= 
DC component
U
LN 
Test  voltage
IG
Section 
8.7.3
I
G
  Device leakage current, RMS Direct
Differential
Alternative
AT3-Adapter 
2
Clamp 
2
I
G~ 
AC component
I
G= 
DC component
U
LN 
Test  voltage
IA
Section 
8.7.4
I
A
Leakage current from the applied part, RMS
Direct (P1)
Alternative (P1)
Perm. con. (P1)
U
A
Test  voltage
IP
Section 
8.7.5
I
P
  Patient leakage current, RMS
Direct (P1)
Perm. con. (P1)
I
P~ 
AC component
I
P= 
DC component
U
LN
Test  voltage
U
Section 
8.9
U 
Probe voltage, RMS
P1–P2
P1–P2 (with mains*)
* Polarity param.
U
~ 
Alternating voltage component
U
= 
Direct voltage component
U
Measuring voltage, RMS 
2
V – COM 
V – COM (with mains)
U
~ 
Alternating voltage component 
2
U
= 
Direct voltage component 
2
ta 
4
Section 
8.10
ta
PRCD time to trip for 30 mA PRCDs
U
LN
Line voltage at the test socket
P
Section 
8.11
Function test at the test socket
Polarity parameter
I Curr
ent between L and N
U V
oltage between L and N
f F
requency
P Active power
S Appar
ent power
PF Power factor
Probe Measuring Functions
EL1
Section 
8.12
Extension cord with adapter: continuity, short-circuit, 
polarity (wire reversal)
EL1 adapter
AT3-IIIE adapter
VL2E adapter
EXTRA
Section 9
Reserved for expansion during the course of software updates
°C/°F Temperature measurement 
2
with Pt100 / Pt1000
V – COM 
IZ Current clamp measurement 
2) 
with current clamp sensor
V – COM 
1
10 A/25 A R
PE
 measurements are only possible with line voltages of 
115/230 V and line frequencies of 50/60 Hz.
2
Voltage measuring inputs with SECUTEST PRO and SECULIFE ST BASE only 
(or instrument with feature I01) and SECULIFE ST BASE(25)
3
Connection for 2
nd
 test probe for 2-pole measurement with SECUTEST 
PRO only (or instrument with feature
 H01) and SECULIFE ST BASE(25)
4
Measurement of time to trip is not possible in IT systems.
5
No checking for reversed polarity takes place when the EL1 adapter is used.
6)
Connection type not available for 
SECULIFE ST BASE 25
 (feature G02)
Key
Alternative = alternative measurement (eq. leakage current meas.)
Differential = differential current measurement 
Direct = direct measurement 
LN(TS) = short-circuited L and N conduct
ors at test socket 
P1 = measurement with test probe P1 
P1-P2 = 2-pole measurement with test probes P1 and P2
PE-P1 = measurement between PE and test probe P1
PE(TS)  = protective conductor at the test socket 
PE(mains)  = protective conduct
or at the mains connection
Switch
Position
Standard Measurement Type, Connection Type
Automated test sequences, rotary switch level: orange
Preconfigured (freely adjustable) test sequences – default settings
A1
VDE 0701-0702
Passive measurement type, test socket
A2
VDE 0701-0702
Active measurement type, test socket
A3
VDE 0701-0702-EDV
Parametrization for EDP (active)
A4
IEC 62353
 (VDE 0751)
Active measurement type
A5
IEC 62353
 (VDE 0751)
Active measurement type
A6
IEC 60974-4
Connection type: test socket
A7
IEC 60974-4
Connection type: AT16-DI/AT32-DI
A8
VDE 0701-0702
Extension cord measurement type
 (RPE, RISO), adapter: 
EL1
/VL2E/
AT3-I I I E
AUTO
VDE 0701-0702
Active measurement type, test socket
Differences with Regard to Included Features 
SECUTEST... Feature BASE PRO PRO BT
comfort
—
SECULIFE... — ST BASE —
ST BASE 25
Touch screen/keyboard
E01
  
10 A RPE test current
G01
 
25 A RPE test current
G02
2
nd
 test probe
H01
  
Voltage meas. inputs*
I01
  
SECUTEST DB+
KB01
  
SECUTEST DB comfort
KD01
 
Bluetooth
®
M01
Antimicrobial housing
— ST BASE
* For voltage measurement or for connecting a current clamp sensor for 
clamp current measurement, or an AT3 adapter, and for temperature 
measurement via RTD
Scope of Delivery
Standard Version (country-specific)
1 SECUTEST BASE(10)/PRO or SECULIFE ST BASE(25) test instrument
1 Mains power cable 
1Test probe, 2 m, not coiled
1 USB cable, USB A to USB B, 1.0 m long
1 Plug-on alligator clip
1 KS17-ONE cable set for voltage measuring input 
(only with 
SECUTEST PRO
 and 
SECULIFE ST BASE(25)
 or instrument 
with feature I01)
1 Calibration certificate
1 Condensed operating instructions
– 
Comprehensive operating instructions available on the Internet
1 Card with registration key for the 
Software 










